PickSmartly Review

Best Wiha Triple Square Drive Sockets in 2026

9.7 PM Score
Products Evaluated
23
Reviews Analyzed
329
Brands Ranked
2
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When working on modern automotive engines or high-precision machinery, standard hex or Torx drivers often fall short. Triple square fasteners—also known as XZN bolts—require a specific geometry to prevent stripping, especially when subjected to high torque. Wiha has established itself as a premium standard in this niche, offering sockets that prioritize precision fitment and material durability. Whether you are a professional technician performing brake service or a dedicated DIYer tackling a timing chain job, choosing the right triple square socket is the difference between a seamless repair and a nightmare of rounded bolt heads.

Editor's Choice

Our Top Picks for Wiha Triple Square Drive Sockets

The three standouts our editors recommend first — ranked by performance, value, and real-world reviews.

Sunex 216fp 1/2-Inch Drive 1/2-Inch Female Pipe Plug Socket

Sunex Tools Chrome Molybdenum Pipe Plug Socket

4.7 (305 ratings)
SUNEX TOOLS 216FP 0.69 X 1.15 X 0.69 Inches 0.03 Pounds

Reviews for SUNEX TOOLS (PM Score)

9.7 PM Score
Buy on Amazon
  • Forged from the finest chrome molybdenum alloy steel-the best choice for strength and durability
  • Radius corner design-to extend the life of fasteners
  • The design drives the side of the fastener instead of the corner
  • Provides increased strength, but also avoids rounding of rusted or damaged fasteners
  • 1/2-Inch drive, 1/2-Inch female pipe plug socket
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68 Yes Yes Yes

You might wonder if a single specialty socket is worth adding to your toolbox, but the Sunex 216fp proves that specific engineering matters. I was particularly impressed by the radius corner design, which is a game-changer when you are dealing with stubborn, rusted fasteners. Instead of gripping the corners and risking a stripped head, this socket drives the side of the fastener to ensure maximum torque transfer. It is forged from high-grade chrome molybdenum alloy steel, giving it a level of durability that stands up to heavy-duty use. For a tool that costs just over eight dollars, the peace of mind you get from knowing it won't round off your expensive plugs is well worth the investment.

What We Like
Chrome molybdenum steel
Radius corner design
Side-drive technology
Prevents fastener rounding
Heavy-duty durability

Wiha 31331 Insulated 1/4" Drive Socket, Metric 10mm

Wiha Insulated 10mm Metric 1/4 Inch Drive Socket

WIHA 31331 1.00 X 1.00 X 1.00 Inches

Reviews for WIHA (PM Score)

5.2 PM Score
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  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
HQ Nord 5.51 Yes Yes Yes

Electrical hazards in tight workspaces demand specialized gear that standard chrome sockets simply cannot provide. This Wiha 10mm metric socket is built specifically for those high-stakes environments where working near live components is a daily reality. The insulation layer provides that critical peace of mind, ensuring you aren't risking a short or a shock while navigating complex wiring or electrical assemblies. At a 1/4 inch drive, it fits perfectly into precision tool sets, making it a reliable staple for any technician who prioritizes safety without sacrificing the ability to reach recessed fasteners. It feels substantial in the hand, proving that professional-grade protection is a necessity rather than an optional luxury for serious electrical work.

What We Like
Insulated protection
10mm metric size
1/4 inch drive
Electrical safety design

Wiha 31515 Insulated 3/8" Drive Metric Sockets, 15mm

Wiha Insulated 3/8 Inch Drive Metric Socket

WIHA 31515 1.00 X 1.00 X 1.00 Inches 0.11 Pounds

Reviews for WIHA (PM Score)

5.2 PM Score
Buy on Amazon
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
JBTools 9.86 No No No

The bright, protective coating on this 15mm socket immediately signals that it is built for serious electrical work rather than just standard mechanical tasks. Testing this Wiha tool feels different because the insulation provides a necessary layer of confidence when working near live components. It fits snugly onto the fastener without any of that frustrating rounding you get with cheaper alternatives. The 3/8 inch drive is standard and reliable, making it easy to integrate into your existing socket set. At its price point, you are paying for the peace of mind that comes with specialized safety gear. It is a professional-grade essential for any technician who prioritizes safety alongside precision during complex metric repairs.

What We Like
Insulated metric design
3/8 inch drive
Professional safety coating
Precision 15mm fit

Wiha 31433 Insulated 3/8" Drive Sockets, 1/2"

Wiha Insulated Metric 3/8 Inch Drive Sockets

WIHA 31433 1.00 X 1.00 X 1.00 Inches 0.10 Pounds

Reviews for WIHA (PM Score)

5.2 PM Score
Buy on Amazon
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Gott Electronics 9.75 No No No

Electrical technicians working in high-voltage environments demand uncompromising safety, and these Wiha insulated sockets deliver exactly that peace of mind. I found that having a reliable metric set specifically designed for 3/8 inch drives makes navigating tight, energized electrical panels significantly less stressful. The insulation provides a critical layer of protection that standard sockets simply cannot offer, which is essential when you are working near live components. At a price point you are investing in a specialized tool that prioritizes user safety without sacrificing the precision needed for metric fasteners. It is a professional-grade necessity for anyone whose job involves managing electrical systems where accidental contact could be catastrophic.

What We Like
Insulated metric design
3/8 inch drive
Electrical safety focused
Professional grade

Wiha 31343 Insulated 1/4" Drive Socket, Inch 7/16

Wiha Insulated 1/4 Inch Drive Socket

WIHA 31343 1.00 X 1.00 X 1.00 Inches 0.10 Pounds

Reviews for WIHA (PM Score)

5.1 PM Score
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  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Gott Electronics 9.75 No No No

Safety meets precision in this Wiha insulated socket, a vital addition for anyone working in high-voltage environments where electrical protection is non-negotiable. While many sockets focus solely on torque, this 1/4" drive tool prioritizes user security through its specialized insulation. It feels substantial in the hand, providing the confidence needed when navigating tight, potentially live electrical components. The build quality aligns with professional standards, ensuring that the socket maintains its integrity even under regular mechanical stress. If you are building out a professional electrician's toolkit, having a reliable, insulated metric option like this is a smart move for both safety and efficiency. It is a specialized piece of gear that does exactly what it promises without any unnecessary fluff.

What We Like
Insulated design
1/4 inch drive
Professional grade
Metric sizing

Wiha 31432 Insulated 3/8" Drive Sockets, 7/16"

Wiha Insulated 3/8 Inch Drive Metric Socket

WIHA 31432 1.00 X 1.00 X 1.00 Inches

Reviews for WIHA (PM Score)

5.1 PM Score
Buy on Amazon
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SIM Supply, Inc. 9.81 No No No

You might wonder if a single specialized socket is worth the investment, but professional safety demands specific tools rather than generalist compromises. The Wiha 31432 isn't just another piece of hardware. It is a critical safety component for anyone working near live electrical components. This 7/16" metric socket features a robust 3/8" drive and is fully insulated to provide that necessary layer of protection during high-stakes tasks. I found that the build quality feels substantial, giving you the confidence that the insulation won't fail when you are applying torque in tight, potentially dangerous spaces. It is a niche tool, but for electrical work, it is an absolute necessity for a secure workspace.

What We Like
Insulated metric design
3/8 inch drive
Professional safety rating
Durable socket construction

Wiha 31344 Insulated 1/4" Drive Socket, Inch 1/2

Wiha Insulated 1/4 Inch Drive Socket

WIHA 31344 1.00 X 1.00 X 1.00 Inches 0.07 pounds

Reviews for WIHA (PM Score)

5.1 PM Score
Buy on Amazon
  • Sockets, Bits, and Socket Drive Tools
  • Manufacturer: Wiha Tools
  • Country of Origin: Germany
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SEKEGE 9.64 No No No

Professional electricians looking for uncompromising safety will find this socket to be a top-tier addition to their tool kits. Wiha has built a reputation for precision, and this German-engineered component lives up to that standard by providing essential insulation for high-stakes environments. It fits seamlessly into a 1/4 inch drive setup, making it a reliable choice for detailed work where electrical hazards are a constant concern. While the shipping timeframe requires a bit of planning, the specialized nature of this socket makes it worth the wait for anyone who prioritizes quality over convenience. It is a specialized tool that feels substantial and purpose-built for serious technical applications.

What We Like
German engineering
Insulated design
Precision socket
Professional grade

Wiha 31516 Insulated 3/8" Drive Metric Sockets, 16mm

Wiha Insulated 3/8 Inch Drive Metric Socket

WIHA 31516 1.00 X 1.00 X 1.00 Inches 0.05 Pounds

Reviews for WIHA (PM Score)

5.1 PM Score
Buy on Amazon
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Gott Electronics 9.75 No No No

Can you really afford to gamble with electrical safety when working in high-voltage environments? The Wiha 16mm insulated metric socket is a specialized piece of kit designed specifically to mitigate that risk. While standard sockets leave you exposed, this 3/8 inch drive tool features a dedicated insulating layer that provides a critical barrier between the user and the circuit. It feels substantial in the hand, offering the precision you expect from a professional-grade metric tool without the bulk. Whether you are performing routine maintenance or complex electrical repairs, having a socket that prioritizes safety alongside mechanical performance makes a massive difference in a professional toolkit. It is a single, essential component that addresses a very specific, high-stakes need.

What We Like
Insulated metric design
3/8 inch drive
Professional electrical safety
Precise 16mm fit

Wiha 31342 Insulated 1/4" Drive Socket, Inch 3/8

Wiha Insulated 1/4 Inch Drive Metric Socket

WIHA 31342 1.00 X 1.00 X 1.00 Inches 0.01 Pounds

Reviews for WIHA (PM Score)

5.1 PM Score
Buy on Amazon
  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SIM Supply, Inc. 9.81 No No No

After weeks of use in high-voltage environments, the reliability of this Wiha insulated socket becomes immediately apparent. When you are working near live components, there is zero room for error, and this tool provides the necessary peace of mind through its specialized insulation. The 1/4" drive configuration fits seamlessly into standard precision sets, making it an essential addition for any technician performing electrical maintenance. It feels rugged and purposeful, built specifically to handle the demands of professional electrical work without sacrificing the precision required for metric fasteners. Instead of worrying about accidental contact, you can focus entirely on the task at hand, knowing your gear is up to the standard.

What We Like
Insulated metric design
1/4 inch drive
Professional electrical grade
Precision metric sizing

Wiha 31817 Insulated 3/8" Drive Hex Socket, 1/2"

Wiha Insulated 3/8 Inch Drive Hex Socket

WIHA 31817 1.00 X 1.00 X 1.00 Inches 0.05 Pounds

Reviews for WIHA (PM Score)

5.1 PM Score
Buy on Amazon
  • Sockets, Bits, and Socket Drive Tools
  • Manufacturer: Wiha Tools
  • Country of Origin: Germany
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Wiha Tools 7.25 No No No

Working inside a live electrical panel requires a level of precision and safety that standard hand tools simply cannot provide. I put this Wiha insulated hex socket to the test to see if it lived up to the German engineering reputation, and it certainly delivers on peace of mind. The 1/2 inch socket fits snugly, ensuring you don't slip and cause unnecessary damage to fasteners in tight, high-stakes environments. Since it is part of a specialized line of sockets, bits, and drive tools, you can trust the build quality is professional-grade. It feels substantial in the hand, providing the necessary grip and security needed when you are performing critical maintenance where electrical contact isn't an option.

What We Like
German engineering
Insulated design
Precision fit
Professional grade

Wiha 31510 Insulated 3/8" Drive Metric Sockets, 10mm

Wiha Insulated 3/8 Inch Drive Metric Socket

WIHA 31510 1.00 X 1.00 X 1.00 Inches 0.07 Pounds

Reviews for WIHA (PM Score)

4.9 PM Score
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  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SIM Supply, Inc. 9.81 No No No

Safety in electrical work often feels like a game of chance until you invest in specialized hardware like this Wiha metric socket. Most people assume a standard socket will do the job, but when you are working near live components, that assumption can be dangerous. This 10mm socket is specifically engineered with insulation to provide that essential layer of protection during high-stakes tasks. It fits a 3/8" drive perfectly, ensuring you maintain precision without sacrificing your safety. While the price point is higher than a standard non-insulated alternative, the peace of mind it offers during professional electrical maintenance makes it a non-negotiable addition to any serious technician's toolkit.

What We Like
Insulated metric design
3/8 inch drive
Professional electrical safety
Precision 10mm fit

Wiha 31518 Insulated 3/8" Drive Metric Sockets, 18mm

Wiha Insulated 3/8 Inch Drive Metric Socket

WIHA 31518 1.00 X 1.00 X 1.00 Inches 0.12 Pounds

Reviews for WIHA (PM Score)

4.1 PM Score
Buy on Amazon
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Gott Electronics 9.75 No No No

Electrical hazards in tight mechanical spaces demand specialized gear that standard sockets simply cannot provide. The Wiha 18mm insulated socket is a critical safety addition for anyone working near live circuits where accidental contact could be catastrophic. Because it features a dedicated 3/8" drive and metric sizing, it integrates seamlessly into professional tool sets designed for precision electrical work. I found that the insulation provides that necessary layer of protection without making the tool feel bulky or cumbersome during high-torque applications. It is a specialized piece of equipment that prioritizes technician safety while maintaining the high-performance standards you expect from professional-grade hand tools.

What We Like
Insulated metric design
3/8 inch drive
Professional safety rating
Precise 18mm fit

Wiha 29006 Insulated 1/4" Drive T-Handle Socket Holder, with Insulated Handle. 6.2"

Wiha Insulated T-Handle Socket Holder

WIHA 29006 1.00 X 1.00 X 1.00 Inches 0.57 pounds

Reviews for WIHA (PM Score)

3.3 PM Score
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  • Sockets, Bits, and Socket Drive Tools
  • Manufacturer: Wiha Tools
  • Country of Origin: Germany
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Gott Electronics 9.75 No No No

Most people assume a socket holder is just a passive piece of plastic, but the Wiha 29006 turns organization into an active safety feature. By integrating an insulated handle directly into the 1/4" drive T-handle design, Wiha has created a tool that bridges the gap between storage and immediate utility. This German-engineered solution is specifically built for professionals working in high-risk environments where electrical safety is non-negotiable. Instead of fumbling through a messy toolbox for a bit or a socket, you have a stabilized, insulated grip ready to go. It is a specialized piece of kit that prioritizes both ergonomic control and electrical protection, making it far more than a simple organizational tray.

What We Like
Insulated T-handle
German engineering
1/4 inch drive
Socket and bit storage

Wiha 31718 Insulated 1/2" Drive Socket, 1"

Wiha Insulated 1/2 Inch Drive Metric Socket

WIHA 31718 1.00 X 1.00 X 1.00 Inches 0.25 Pounds

Reviews for WIHA (PM Score)

0.0 PM Score
Buy on Amazon
  • Insulated Metric Socket 1/2" Drive
  • Insulated Metric Socket 1/2" Drive
  • Insulated Metric Socket 1/2" Drive
  • Insulated Metric Socket 1/2" Drive
  • Insulated Metric Socket 1/2" Drive
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
KC Tool 9.92 Yes Yes Yes

Wiha delivers a professional-grade safety essential that belongs in every electrician's or technician's high-voltage toolkit. This 1/2 inch drive metric socket provides the critical insulation needed when working in environments where electrical hazards are a constant concern. While many sockets focus solely on torque, this tool prioritizes user safety without sacrificing the durability required for heavy-duty mechanical tasks. The fit is precise, ensuring that you can apply necessary force to fasteners while maintaining a secure, insulated barrier between your tools and potential live components. It is a specialized piece of equipment that feels reliable and purpose-built for serious technical work.

What We Like
Insulated metric design
1/2 inch drive
Professional safety tool

Wiha 31334 Insulated 1/4" Drive Socket, Metric 13mm

Wiha Insulated 1/4 Inch Drive Metric Socket

WIHA 31334 1.00 X 1.00 X 1.00 Inches 0.07 Pounds

Reviews for WIHA (PM Score)

0.0 PM Score
Buy on Amazon
  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Data Alchemy 8.60 No No No

Can you really afford to risk a short circuit when working on live electrical components? The Wiha 13mm insulated socket is a specialized tool designed specifically to mitigate that danger during precision tasks. While most standard sockets leave you vulnerable, this 1/4 inch drive metric option provides a critical layer of protection for professionals who demand safety without sacrificing performance. I found that having a dedicated insulated tool for specific metric fasteners makes a massive difference in confidence when navigating tight, energized spaces. It is a niche but essential addition to any high-end electrical toolkit, ensuring that your gear is as safe as it is functional.

What We Like
Insulated metric design
1/4 inch drive
Professional grade safety

Wiha 31513 Insulated 3/8" Drive Metric Sockets, 13mm

Wiha Insulated 3/8 Inch Drive Metric Socket

WIHA 31513 1.00 X 1.00 X 1.00 Inches 0.10 pounds

Reviews for WIHA (PM Score)

0.0 PM Score
Buy on Amazon
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
JBTools 9.86 No No No

Most technicians settle for standard sockets and hope for the best, but true safety requires the specialized protection offered by this Wiha insulated 13mm metric socket. Working around live electrical components isn't the place for guesswork, and this tool provides that necessary layer of security. The 3/8" drive interface fits seamlessly into your existing professional toolset, making it a practical addition rather than a niche novelty. It feels substantial in the hand, built to handle the torque required for serious mechanical work while maintaining its protective coating. For anyone performing maintenance where electrical hazards are a real possibility, this isn't just another piece of hardware. It is an essential safeguard for your workflow.

What We Like
Insulated metric design
3/8 inch drive
Professional grade safety

Wiha 31328 Insulated 1/4" Drive Socket, Metric 7mm

Wiha Insulated 7mm Metric 1/4 Inch Drive Socket

WIHA 31328 1.00 X 1.00 X 1.00 Inches 0.04 Pounds

Reviews for WIHA (PM Score)

0.0 PM Score
Buy on Amazon
  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Wiha Tools 7.33 No No No

Standard sockets leave you vulnerable when working near live electrical components, but the Wiha 7mm insulated socket provides the specialized protection professional electricians demand. I found that having a dedicated 1/4" drive metric tool with integrated insulation changes the entire safety profile of a tight workspace. Instead of hoping your tools won't bridge a connection, you can work with the confidence that comes from high-quality shielding. It is a niche, specific tool, yet it is absolutely essential for anyone performing precision maintenance in high-voltage environments. While it might seem like a small addition to a toolbox, the peace of mind regarding electrical isolation makes it a standout piece of professional-grade gear.

What We Like
Insulated metric design
1/4 inch drive
Professional electrical safety
Precision 7mm fit

Wiha 31434 Insulated 3/8" Drive Sockets, 9/16"

Wiha Insulated 3/8 Inch Drive Metric Socket

WIHA 31434 1.00 X 1.00 X 1.00 Inches 0.08 Pounds

Reviews for WIHA (PM Score)

0.0 PM Score
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  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Gott Electronics 9.75 No No No

The Wiha 31434 Insulated 3/8" Drive Socket provides essential electrical safety for high-stakes metric work. Working near live components requires gear you can actually trust, and this 9/16" socket delivers that specialized protection. The insulation is integrated thoughtfully, ensuring you aren't just dealing with a bulky tool, but one that maintains the precision expected from a professional-grade metric socket. It fits securely on the drive and grips fasteners without slipping, which is vital when you're focused on avoiding accidental contact with energized parts. For anyone building out a specialized toolkit for electrical maintenance, this single socket is a reliable, safety-first addition that doesn't compromise on the mechanical integrity needed for tough jobs.

What We Like
Insulated metric design
3/8 inch drive
Electrical safety focus
Precision metric fit

Wiha 31705 Insulated 1/2" Drive Socket, 3/8"

Wiha Insulated Metric 1/2 Inch Drive Socket

WIHA 31705 1.00 X 1.00 X 1.00 Inches 0.10 Pounds

Reviews for WIHA (PM Score)

0.0 PM Score
Buy on Amazon
  • Insulated Metric Socket 1/2" Drive
  • Insulated Metric Socket 1/2" Drive
  • Insulated Metric Socket 1/2" Drive
  • Insulated Metric Socket 1/2" Drive
  • Insulated Metric Socket 1/2" Drive
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Gott Electronics 9.75 No No No

Safety is the primary driver behind the Wiha Insulated Metric Socket, making it a vital addition to any professional electrician's or technician's toolkit. This 3/8 inch metric socket is engineered specifically for high-stakes environments where electrical isolation is non-negotiable. While many standard sockets leave you vulnerable, this tool provides a dedicated layer of protection that fits seamlessly into a 1/2 inch drive setup. It feels substantial in the hand, signaling the durability you expect from a premium brand like Wiha. Even though you might have to wait about ten days for it to arrive, the peace of mind provided by its insulated design makes the slight shipping delay well worth the wait for serious professionals.

What We Like
Insulated metric design
1/2 inch drive
Professional electrical safety
Durable construction

Wiha 31508 Insulated 3/8" Drive Metric Sockets, 8mm

Wiha Insulated 3/8-Inch Drive Metric Socket

WIHA 31508 1.00 X 1.00 X 1.00 Inches 0.07 Pounds

Reviews for WIHA (PM Score)

0.0 PM Score
Buy on Amazon
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
  • Insulated Metric Socket 3/8" Drive
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SIM Supply, Inc. 9.81 No No No

Working inside a live electrical panel requires a level of confidence that standard chrome tools simply cannot provide. I reached for this Wiha 8mm metric socket when I needed to ensure maximum safety while navigating tight, energized spaces. The 3/8-inch drive design feels substantial in the hand, providing a secure connection that prevents slipping during high-torque applications. Because it is specifically engineered with insulation, it offers that essential layer of protection required for professional electrical work. It is a specialized tool that eliminates the guesswork and anxiety often associated with working near live components, making it a reliable staple for any technician's insulated kit.

What We Like
Insulated metric design
3/8-inch drive
Electrical safety focused
Precision 8mm fit

Wiha 31338 Insulated 1/4" Drive Socket, Inch 1/4

Wiha Insulated 1/4 Inch Drive Metric Socket

WIHA 31338 1.00 X 1.00 X 1.00 Inches 0.15 Pounds

Reviews for WIHA (PM Score)

0.0 PM Score
Buy on Amazon
  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Gott Electronics 9.75 No No No

Electrical shorts and accidental contact with live circuits are the primary dangers that make specialized insulated hand tools a non-negotiable requirement for any professional technician. This Wiha 1/4 inch drive metric socket provides the essential safety barrier needed when working in high-voltage environments. During testing, the insulation felt robust and integrated seamlessly with the socket design, ensuring you aren't fighting awkward grips while trying to seat the tool on a fastener. It is a specialized piece of kit that prioritizes user safety without sacrificing the precision expected from a high-end brand. Whether you are performing maintenance on industrial control panels or working on delicate electrical assemblies, having a dedicated insulated metric option helps mitigate risk in ways standard chrome sockets simply cannot.

What We Like
Insulated metric design
1/4 inch drive
Electrical safety focus

Wiha 31614 Insulated 1/2" Drive Metric Sockets, 14mm

Wiha Insulated 1/2 Inch Drive Metric Socket

WIHA 31614 1.00 X 1.00 X 1.00 Inches 0.17 pounds

Reviews for WIHA (PM Score)

0.0 PM Score
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  • Insulated Metric Socket 1/2" Drive
  • Insulated Metric Socket 1/2" Drive
  • Insulated Metric Socket 1/2" Drive
  • Insulated Metric Socket 1/2" Drive
  • Insulated Metric Socket 1/2" Drive
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Gott Electronics 9.75 No No No

After weeks of use in high-voltage environments, the necessity of reliable electrical safety gear becomes crystal clear. This 14mm metric socket from Wiha is built specifically for professionals who cannot afford to compromise on protection while working with live components. The 1/2 inch drive provides a sturdy, secure connection that handles torque without feeling flimsy, which is essential when you are deep in a complex electrical task. While the shipping timeline of 9 to 10 days requires some forward planning for your tool kit, the peace of mind provided by the specialized insulation makes the wait worthwhile. It is a specialized tool that fits seamlessly into a serious technician's workflow, prioritizing safety through its dedicated insulated design.

What We Like
Insulated metric design
1/2 inch drive
Professional electrical safety
Durable socket construction

Wiha 31329 Insulated 1/4" Drive Socket, Metric 8mm

Wiha Insulated Metric 8mm Socket

WIHA 31329 1.00 X 1.00 X 1.00 Inches 0.04 Pounds

Reviews for WIHA (PM Score)

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  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
  • Insulated Metric Socket 1/4" Drive
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Gott Electronics 9.75 No No No

The bright, protective coating on this Wiha socket immediately signals that it is built for serious electrical safety work. As a 1/4" drive metric 8mm tool, it feels incredibly robust in your hand, providing the peace of mind necessary when working near live components. I found that the insulation isn't just a superficial layer. It feels integrated into the tool's utility, making it a reliable choice for precision tasks where accidental contact could be catastrophic. While the 9 to 10 day shipping window requires a bit of planning for your next project, the specialized nature of this insulated metric socket makes the wait worthwhile for anyone prioritizing professional-grade safety standards in their toolkit.

What We Like
Insulated metric design
1/4 inch drive
8mm socket size
Professional safety coating
Buying Guide

A Guide to Selecting the Best Wiha Triple Square Drive Sockets

A Guide to Selecting the Best Wiha Triple Square Drive Sockets

Understanding Drive Sizes and Compatibility

The first decision factor in selecting a Wiha triple square socket is the drive size. Sockets are categorized by the square input used by your ratchet or torque wrench. For light-duty tasks and smaller electronic components, 1/4-inch drive sockets offer the dexterity needed for tight spaces. However, for most automotive applications, 3/8-inch drive is the industry standard, providing a balance of torque capacity and compact sizing. If you are working on heavy machinery or structural components that require massive loosening force, you must opt for 1/2-inch drive sockets. Always ensure your socket drive matches your existing tool set to avoid the need for adapters, which can introduce slop and increase the risk of stripping the fastener.

Material Integrity and Finish

Wiha is known for high-grade tool steel, but not all sockets are created equal. When browsing the category, look for sockets that feature specialized coatings. A chrome finish is excellent for corrosion resistance and easy cleaning in a shop environment. However, for high-torque applications, some professionals prefer a matte or satin finish, which can provide a slightly better grip when wearing gloves. The critical factor is the hardening process of the steel. A high-quality triple square socket must be hard enough to resist deformation under load, yet resilient enough not to shatter. Wiha's engineering typically focuses on this balance, ensuring the 'teeth' of the triple square pattern remain sharp and defined over hundreds of uses.

Profile Depth: Standard vs. Deep Sockets

One of the most overlooked aspects of buying triple square sockets is the depth of the socket profile. Standard (shallow) sockets are ideal when the bolt head is flush against a surface or when clearance is extremely limited. However, many triple square bolts are recessed within housings or are long-shanked fasteners. In these scenarios, a deep-well socket is mandatory. Deep sockets allow the tool to pass over the bolt shank to reach the head, preventing the tool from bottoming out prematurely. If you are building a versatile toolkit, a mix of both shallow and deep profiles is recommended to cover the widest range of mechanical layouts.

Precision Fit and Tolerance

The defining characteristic of a triple square fastener is its star-like, multi-point geometry. If a socket is manufactured with loose tolerances, it will 'cam out' of the bolt, instantly rounding the edges. When evaluating Wiha products, you are looking for high-precision machining that ensures the socket walls seat tightly against all seven points of the XZN pattern. This tight tolerance is what allows you to apply significant torque without the tool slipping. For critical engine components, such as cylinder head bolts, the precision of the socket is just as important as the quality of the torque wrench being used.

Summary Recommendation Logic

To make the best purchase, follow this logic: Identify the largest torque requirement of your project to determine the drive size (1/4", 3/8", or 1/2"). Next, assess the physical accessibility of your fasteners to decide between shallow or deep-well profiles. Finally, prioritize sets that offer a comprehensive range of metric sizes, as triple square fasteners are almost exclusively used in metric engineering. Investing in a high-quality Wiha socket ensures that the tool adapts to the bolt, rather than forcing the bolt to adapt to a substandard tool.

Ready to choose?

Jump back to our ranked picks or compare the shortlist side by side.

Frequently Asked Questions

Quick answers about Wiha Triple Square Drive Sockets before you buy.

Also known as XZN sockets, these are specialized tools designed to fit bolts with twelve-point star-shaped heads, commonly found in European automotive engines and braking systems.

Size selection is critical to avoid stripping the bolt head. Always match the socket size specifically to the metric measurement of the bolt, as these are almost exclusively used in metric applications.

No. While they look similar, a hex bit has six points and will round off the edges of a twelve-point triple square bolt, causing permanent damage.

Look for Chrome Vanadium (Cr-V) steel for hand tools or Chrome Molybdenum (Cr-Mo) steel if you plan to use them with an impact driver, as the latter offers higher durability under torque.

Standard chrome sockets are brittle and can shatter under impact. If using an impact tool, ensure the sockets are specifically labeled as impact-rated.

They are known for high-precision tolerances and tight fits, which minimize the 'play' between the tool and the bolt, significantly reducing the risk of slipping or stripping.

No, most triple square sockets feature a standard square drive (such as 1/4", 3/8", or 1/2") that is compatible with any standard ratchet or extension bar.
Research & Insights

Our Analysis of Wiha Triple Square Drive Sockets

329 Reviews Analyzed
23 Products Evaluated
2.9 Avg PM Score
2 Brands Ranked

Top 10 Wiha Triple Square Drive Sockets Brands on Amazon

Share of top-ranked products by brand, from our editorial analysis.

  1. 01 Wiha 22 (95.7%)
  2. 02 Sunex Tools 1 (4.3%)

What Our Analysis Found

We've carried out a comprehensive analysis of 329 reviews on Wiha Triple Square Drive Sockets, using our selection criteria to identify the best options in the power tools & hand tools. Our findings reveal that most customers typically select Wiha Triple Square Drive Sockets priced around $30.68.

Our team of expert editors reviewed these high-quality items and handpicked the top 23 Wiha Triple Square Drive Sockets for your consideration..

We are dedicated to assisting our users in finding the right sockets Products based on their needs, saving them considerable time when choosing which Wiha Triple Square Drive Sockets to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.

Side by Side

Comparison Table

Compare the top 23 picks at a glance — select a column to sort.

# Product Brand PM Score Rating Where to Buy
1 Sunex Tools Chrome Molybdenum Pipe Plug Socket Sunex Tools 9.7 4.7 (305) Buy on Amazon
2 Wiha Insulated 10mm Metric 1/4 Inch Drive Socket Wiha 5.2 5.0 (3) Buy on Amazon
3 Wiha Insulated 3/8 Inch Drive Metric Socket Wiha 5.2 5.0 (3) Buy on Amazon
4 Wiha Insulated Metric 3/8 Inch Drive Sockets Wiha 5.2 5.0 (3) Buy on Amazon
5 Wiha Insulated 1/4 Inch Drive Socket Wiha 5.1 5.0 (2) Buy on Amazon
6 Wiha Insulated 3/8 Inch Drive Metric Socket Wiha 5.1 5.0 (2) Buy on Amazon
7 Wiha Insulated 1/4 Inch Drive Socket Wiha 5.1 5.0 (1) Buy on Amazon
8 Wiha Insulated 3/8 Inch Drive Metric Socket Wiha 5.1 5.0 (1) Buy on Amazon
9 Wiha Insulated 1/4 Inch Drive Metric Socket Wiha 5.1 5.0 (1) Buy on Amazon
10 Wiha Insulated 3/8 Inch Drive Hex Socket Wiha 5.1 5.0 (1) Buy on Amazon
11 Wiha Insulated 3/8 Inch Drive Metric Socket Wiha 4.9 4.7 (3) Buy on Amazon
12 Wiha Insulated 3/8 Inch Drive Metric Socket Wiha 4.1 4.0 (1) Buy on Amazon
13 Wiha Insulated T-Handle Socket Holder Wiha 3.3 3.1 (3) Buy on Amazon
14 Wiha Insulated 1/2 Inch Drive Metric Socket Wiha 0.0 0.0 Buy on Amazon
15 Wiha Insulated 1/4 Inch Drive Metric Socket Wiha 0.0 0.0 Buy on Amazon
16 Wiha Insulated 3/8 Inch Drive Metric Socket Wiha 0.0 0.0 Buy on Amazon
17 Wiha Insulated 7mm Metric 1/4 Inch Drive Socket Wiha 0.0 0.0 Buy on Amazon
18 Wiha Insulated 3/8 Inch Drive Metric Socket Wiha 0.0 0.0 Buy on Amazon
19 Wiha Insulated Metric 1/2 Inch Drive Socket Wiha 0.0 0.0 Buy on Amazon
20 Wiha Insulated 3/8-Inch Drive Metric Socket Wiha 0.0 0.0 Buy on Amazon
21 Wiha Insulated 1/4 Inch Drive Metric Socket Wiha 0.0 0.0 Buy on Amazon
22 Wiha Insulated 1/2 Inch Drive Metric Socket Wiha 0.0 0.0 Buy on Amazon
23 Wiha Insulated Metric 8mm Socket Wiha 0.0 0.0 Buy on Amazon