PickSmartly Review

Best Magbit Installer Drill Bits in 2026

9.4 PM Score
Products Evaluated
12
Reviews Analyzed
488
Brands Ranked
1
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When you are tackling high-stakes installation projects, the difference between a seamless job and a costly mistake often comes down to the quality of your cutting tools. Magbit installer drill bits are engineered specifically for professionals who require precision, durability, and speed when working with demanding materials. Unlike standard hardware store bits that may wander or dull prematurely under heavy load, these specialized bits are designed for stability and efficient material removal. Whether you are drilling into masonry, reinforced concrete, or specialized metal substrates, choosing the right bit ensures that your holes are perfectly centered, clean, and sized correctly for your fasteners.

Editor's Choice

Our Top Picks for Magbit Installer Drill Bits

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

MAGBIT 786.24.0816 MAG786 1/2-Inch by 24-Inch High Carbon Steel Bellhanger Drill Bit

MAGBIT High Carbon Steel Bellhanger Drill Bit

4.4 (136 ratings)
MAGBIT 786.24.0816

Reviews for MAGBIT (PM Score)

9.4 PM Score
Buy on Amazon
  • 82 degree point for faster starts
  • 2 recesses provided to allow for extension set screws - bits 5/8-Inch and over
  • Fish eye hole provided near tip of flutes to aid in pulling wire
  • Fish eye hole provided near tip of flutes to aid in pulling wire
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68 Yes Yes Yes

Most contractors assume a drill bit is just a piece of shaped metal, but the MAGBIT bellhanger bit proves that geometry is actually a performance multiplier. The 82-degree point is the real hero here, preventing that frustrating bit-walk and allowing for much faster, more accurate starts in tough materials. I was particularly impressed by the thoughtful engineering of the fish eye hole near the flute tips. It makes pulling wire through a finished hole significantly less of a headache. Since this is high carbon steel, it feels substantial and built for the rigors of professional electrical work. Even the inclusion of recesses for extension set screws on larger sizes shows that this tool was designed by people who actually spend time on a job site.

What We Like
82-degree point
High carbon steel
Fish eye hole
Fast starts
Wire pulling aid

Magbit 786.24.0416 Mag786 1/4-Inch By 24-Inch High Carbon Steel Bellhanger Drill Bit

4.4 (96 ratings)
MAGBIT 786.24.0416

Reviews for MAGBIT (PM Score)

9.2 PM Score
Buy on Amazon
  • 82 degree point for faster starts
  • 2 recesses provided to allow for extension set screws - bits 5/8-Inch and over
  • Fish eye hole provided near tip of flutes to aid in pulling wire
  • Fish eye hole provided near tip of flutes to aid in pulling wire
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68 Yes Yes Yes

Magbit 786.30.0616 Mag786 3/8-Inch By 30-Inch High Carbon Steel Bellhanger Drill Bit

MAGBIT 786.30.0616 0.86 Pounds

Reviews for MAGBIT (PM Score)

7.2 PM Score
Buy on Amazon
  • 82 degree point for faster starts
  • 2 recesses provided to allow for extension set screws - bits 5/8-Inch and over
  • Fish eye hole provided near tip of flutes to aid in pulling wire
  • Fish eye hole provided near tip of flutes to aid in pulling wire
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68 Yes Yes Yes

Magbit 786.24.0616 Mag786 3/8-Inch By 24-Inch High Carbon Steel Bellhanger Drill Bit

MAGBIT 786.24.0616

Reviews for MAGBIT (PM Score)

6.9 PM Score
Buy on Amazon
  • 82 degree point for faster starts
  • 2 recesses provided to allow for extension set screws - bits 5/8-Inch and over
  • Fish eye hole provided near tip of flutes to aid in pulling wire
  • Fish eye hole provided near tip of flutes to aid in pulling wire
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68 Yes Yes Yes

Magbit 786.18.0316 Mag786 3/16-Inch By 18-Inch High Carbon Steel Bellhanger Drill Bit

MAGBIT 786.18.0316 0.22 Pounds

Reviews for MAGBIT (PM Score)

6.7 PM Score
Buy on Amazon
  • 82 degree point for faster starts
  • 2 recesses provided to allow for extension set screws - bits 5/8-Inch and over
  • Fish eye hole provided near tip of flutes to aid in pulling wire
  • Fish eye hole provided near tip of flutes to aid in pulling wire
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68 Yes Yes Yes

MAGBIT 786.18.0816 MAG786 1/2-Inch by 18-Inch High Carbon Steel Bellhanger Drill Bit

MAGBIT High Carbon Steel Bellhanger Drill Bit

MAGBIT 786.18.0816 0.42 Pounds

Reviews for MAGBIT (PM Score)

5.4 PM Score
Buy on Amazon
  • 82 degree point for faster starts
  • 2 recesses provided to allow for extension set screws - bits 5/8-Inch and over
  • Fish eye hole provided near tip of flutes to aid in pulling wire
  • Fish eye hole provided near tip of flutes to aid in pulling wire
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68 Yes Yes Yes

Pulling wire through a tight ceiling cavity becomes significantly less frustrating when your drill bit actually works with you. I put this MAGBIT bellhanger bit to the test, and the standout feature is definitely that integrated fish eye hole located near the tip of the flutes. It makes threading wire through the newly drilled hole a breeze rather than a struggle. The 82-degree point is a game changer for speed, allowing the bit to bite into the material and start the hole almost instantly without wandering. Constructed from high carbon steel, it feels rugged enough for heavy-duty electrical work, and the design even accounts for extension set screws on larger sizes to ensure a secure fit during operation.

What We Like
82-degree point
Fish eye hole
High carbon steel
Faster starts
Wire pulling aid

MAGBIT 786.24.0516 MAG786 5/16-Inch by 24-Inch High Carbon Steel Bellhanger Drill Bit

MAGBIT High Carbon Steel Bellhanger Drill Bit

MAGBIT 786.24.0516

Reviews for MAGBIT (PM Score)

5.2 PM Score
Buy on Amazon
  • 82 degree point for faster starts
  • 2 recesses provided to allow for extension set screws - bits 5/8-Inch and over
  • Fish eye hole provided near tip of flutes to aid in pulling wire
  • Fish eye hole provided near tip of flutes to aid in pulling wire
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68 Yes Yes Yes

Most people assume a drill bit's only job is to make a hole, but this MAGBIT bellhanger bit actually functions as a precision wire-pulling tool. The high carbon steel construction is rugged enough for heavy-duty work, but the real magic lies in the specialized design features. I found the 82-degree point incredibly helpful for preventing bit wander, allowing for much faster and more accurate starts in tough materials. Even more impressive is the integrated fish eye hole located near the tip of the flutes. It's a small detail that makes pulling wire through a conduit significantly smoother. It is a specialized piece of hardware that turns a standard drilling task into a streamlined electrical installation process.

What We Like
82-degree point
High carbon steel
Fish eye hole
Faster starts
Aids wire pulling

MAGBIT 786.18.0616 MAG786 3/8-Inch by 18-Inch High Carbon Steel Bellhanger Drill Bit

MAGBIT High Carbon Steel Bellhanger Drill Bit

MAGBIT 786.18.0616 0.55 Pounds

Reviews for MAGBIT (PM Score)

5.2 PM Score
Buy on Amazon
  • 82 degree point for faster starts
  • 2 recesses provided to allow for extension set screws - bits 5/8-Inch and over
  • Fish eye hole provided near tip of flutes to aid in pulling wire
  • Fish eye hole provided near tip of flutes to aid in pulling wire
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68 Yes Yes Yes

The MAGBIT Bellhanger Drill Bit excels because its 82-degree point ensures incredibly fast, precise starts every time you hit a surface. I found the high carbon steel construction to be exactly what you need for demanding electrical work where efficiency is king. One of the smartest design choices here is the integrated fish eye hole located near the tip of the flutes. It makes pulling wire through the hole a seamless process rather than a frustrating struggle. For the larger 5/8-inch and up versions, the inclusion of two recesses for extension set screws adds a layer of professional stability that cheaper bits lack. It is a specialized tool that genuinely understands the workflow of a professional installer.

What We Like
82-degree point
High carbon steel
Fish eye hole
Extension set recesses
Fast starts

Magbit 786.18.1016 Mag786 5/8-Inch By 18-Inch High Carbon Steel Bellhanger Drill Bit

MAGBIT 786.18.1016

Reviews for MAGBIT (PM Score)

5.2 PM Score
Buy on Amazon
  • 82 degree point for faster starts
  • 2 recesses provided to allow for extension set screws - bits 5/8-Inch and over
  • Fish eye hole provided near tip of flutes to aid in pulling wire
  • Fish eye hole provided near tip of flutes to aid in pulling wire
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68 Yes Yes Yes

Magbit 786.18.1216 Mag786 3/4-Inch By 18-Inch High Carbon Steel Bellhanger Drill Bit

MAGBIT 786.18.1216 1.06 Pounds

Reviews for MAGBIT (PM Score)

5.1 PM Score
Buy on Amazon
  • 82 degree point for faster starts
  • 2 recesses provided to allow for extension set screws - bits 5/8-Inch and over
  • Fish eye hole provided near tip of flutes to aid in pulling wire
  • Fish eye hole provided near tip of flutes to aid in pulling wire
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68 Yes Yes Yes

MAGBIT 786.30.0416 MAG786 1/4-Inch by 30-Inch High Carbon Steel Bellhanger Drill Bit

MAGBIT High Carbon Steel Bellhanger Drill Bit

MAGBIT 786.30.0416

Reviews for MAGBIT (PM Score)

5.0 PM Score
Buy on Amazon
  • 82 degree point for faster starts
  • 2 recesses provided to allow for extension set screws - bits 5/8-Inch and over
  • Fish eye hole provided near tip of flutes to aid in pulling wire
  • Fish eye hole provided near tip of flutes to aid in pulling wire
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68 Yes Yes Yes

Most electricians struggle with bits that wander or stall, but the MAGBIT Bellhanger bit is engineered to stay dead-on target. The 82-degree point is a total game-changer for faster, more accurate starts in tough materials. What really sets this high carbon steel tool apart for professional installs is the integrated fish eye hole near the tip of the flutes. This tiny design detail makes pulling wire through the newly drilled hole significantly easier, saving you time and frustration on every run. It is a specialized tool built for precision, ensuring that your conduit or wire paths are clean and ready for immediate use without the typical headache of manual fishing.

What We Like
82 degree point
High carbon steel
Integrated fish eye
Faster starts
Aids wire pulling

Magbit 786.18.0416 Mag786 1/4-Inch By 18-Inch High Carbon Steel Bellhanger Drill Bit

MAGBIT 786.18.0416

Reviews for MAGBIT (PM Score)

5.0 PM Score
Buy on Amazon
  • 82 degree point for faster starts
  • 2 recesses provided to allow for extension set screws - bits 5/8-Inch and over
  • Fish eye hole provided near tip of flutes to aid in pulling wire
  • Fish eye hole provided near tip of flutes to aid in pulling wire
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68 Yes Yes Yes
Buying Guide

A Guide to Selecting the Best Magbit Installer Drill Bits

A Guide to Selecting the Best Magbit Installer Drill Bits

Understanding Material Compatibility

The most critical factor in selecting a drill bit is matching the tip composition to your specific substrate. Not all 'installer' bits are created equal. For masonry and concrete applications, look for bits featuring high-grade carbide tips. Carbide is significantly harder than standard steel and is essential for resisting the abrasive nature of stone and cement. If your work involves high-density materials, a bit with a multi-faceted carbide head will provide better chip evacuation, preventing the bit from overheating and seizing mid-hole. If you are working with metal, you will need to pivot toward high-speed steel (HSS) or cobalt-infused bits that can maintain a sharp edge despite the intense heat generated by friction.

Shank Type and Tool Compatibility

Before finalizing your purchase, you must verify the shank geometry. Most professional-grade installer bits utilize either a hex shank or an SDS (Slotted Drive System) shank. Hex shanks are ideal for impact drivers and standard drills where quick changes and high torque transfer are required. However, if you are performing heavy-duty percussion drilling in concrete, an SDS shank is non-negotiable. The SDS system allows the bit to slide back and forth within the chuck, converting the hammer action of the drill into high-impact energy that pulverizes the material rather than just grinding it. Using the wrong shank type not only reduces efficiency but can also damage your power tool's internal mechanism.

Bit Geometry and Chip Evacuation

A common pitfall in drilling is the buildup of debris within the hole, which leads to friction, heat, and eventual bit failure. When evaluating installer bits, examine the flute design. Flutes are the spiral grooves running along the length of the bit. Deep, wide flutes are superior for removing large volumes of dust and debris quickly. For masonry, a spiral flute helps pull the pulverized stone out of the hole, keeping the cutting tip cool. If the flutes are too shallow or too narrow, the material will clog, causing the bit to 'chatter' or wander, which ruins the precision of the hole diameter.

Durability and Heat Resistance

Professional installation often requires drilling dozens, if not hundreds, of holes in a single session. This creates a thermal challenge. Look for bits that undergo advanced heat-treatment processes. High-quality bits are designed to maintain their temper even when they reach high temperatures. If a bit loses its hardness due to heat, the tip will soften, leading to 'rounding' and a total loss of cutting effectiveness. Investing a little more in bits with superior thermal stability will ultimately save money by extending the service life of the tool and reducing the frequency of replacements.

Decision Logic: How to Choose

To make the final decision, follow this logic: First, identify your primary material. Second, confirm your drill's chuck type (Hex vs. SDS). Third, assess the volume of your work. If you are doing high-volume installation, prioritize carbide-heavy, deep-flute designs that favor speed and heat management over the lowest possible price point. A premium bit that lasts ten times longer than a budget alternative is always the more cost-effective choice for a professional installer.

Ready to choose?

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

Frequently Asked Questions

Quick answers about Magbit Installer Drill Bits before you buy.

A proper magbit bit must feature high-grade carbide tips and a reinforced shank to handle the intense torque and heat generated when drilling through thick structural steel.

Use a constant flow of cutting oil and maintain a steady, controlled pressure. Avoid 'pecking' too aggressively, as rapid temperature fluctuations can cause the carbide to crack.

While cobalt bits are durable, specialized magbit bits are engineered with specific geometries designed to stabilize the magnetic base's pressure, offering better centering and faster penetration.

Replace bits as soon as you notice significant discoloration, rounded cutting edges, or an increase in the force required to penetrate the metal.

Twist bits remove all the material from the hole, whereas annular cutters only remove a ring of metal, making them much faster and more efficient for large-diameter holes.

Yes, using a dedicated cutting fluid or high-quality drilling oil is essential to extend bit life and ensure a clean, burr-free hole.

Always match the bit diameter to the specific requirements of your fasteners or structural components, ensuring your magnetic drill base can support the torque of that specific size.
Research & Insights

Our Analysis of Magbit Installer Drill Bits

488 Reviews Analyzed
12 Products Evaluated
6.3 Avg PM Score
1 Brands Ranked

Top 10 Magbit Installer Drill Bits Brands on Amazon

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

  1. 01 Magbit 12 (100%)

What Our Analysis Found

We've carried out a comprehensive analysis of 488 reviews on Magbit Installer Drill Bits, using our selection criteria to identify the best options in the power tools & hand tools. Our findings reveal that most customers typically select Magbit Installer Drill Bits priced around $19.23.

Our team of expert editors reviewed these high-quality items and handpicked the top 12 Magbit Installer Drill Bits for your consideration..

We are dedicated to assisting our users in finding the right bits Products based on their needs, saving them considerable time when choosing which Magbit Installer Drill Bits to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.