Best Plastic Socket Cap Screws in 2026

✔ Includes 100 Pcs, 5 Sizes, M4 Hex Socket Button Head Cap Screws: M4 x 20, M4 x 25, M4 x 30, M4 x 35, M4 x 40, Thread Size ( Diameter ): 4 mm, Thread pitch: 0.7 mm, Thread Length from 20 mm to 40 mm

✔ Material of Screws: Stainless Steel 304, High Strength And Anti-corrosion in Various Conditions

✔ Includes 1 Pcs Hex Key , Hex Size: 2.5 mm, to Drive These Screws Conveniently and Easily

Wide Application:This M3 bolts and nuts assortment kit and m3 screws is great for professionals, amateurs, landlords, handymen, repair men, women, woodworking, construction, plumbing, HVAC and so on. These metric bolts and nuts assortment can be widely used in manual DIY production, robots, UAVs, aerial aircraft, 3D printing equipment, communication equipment, medical equipment, food machinery, petrochemical industry, marine power facilities, architecture and other fields .The M3 scr

High Quality: This M3 bolts and nuts assortment kit M3 screws hex head screws M3 nut M3 washer is made of high quality Alloy Steel,which features high strength and offers good corrosion resistance in bad environment like high temperature ,cold weather, and high humidity areas.And also these metric 3mm screw assortment kit anti oxidation,high toughness. They have superior rust resistance and the excellent , which can ensure use these m3 screws m3 nut and m3 washer black a long time,ver

Safety and Sweet:Our M3 bolts and nuts assortment kit m3 screws m3 nuts and m3 washer with high quality material, which is environmental protection and non-poisonous. In the process of using, these screws and nuts are no toxic substances releasing to ensure your safety. And we add an Allen Wrench on package to make working convenience for you when you are using these m3 nuts and bolts.

(m3 cap head screws)Made from 18-8 stainless steel, these screws have good chemical resistance and may be mildly magnetic. Length is measured from under the head.

(m3X 6mm screws)Metric screws are also known as A2 stainless steel screws.

(Long 6mm bolt)Coarse threads are the industry standard; choose these screws if you don’t know the pitch or threads per inch. Fine threads are closely spaced to prevent loosening from vibration. They are not compatible with coarse threads.

The socket head cap screws are made of high quality stainless steel 304 which offers chemical and corrosion resistance.

Thread Diameter: 6 mm; Pitch Size: 1.0 mm. Thread Length: 20 mm, 25 mm, 30 mm, 35 mm, and 40 mm.

Head Diameter: 10 mm; Head Height: 6 mm; Drive Type: Allen Hex Socket 5 mm; Color: Silver Tone.

Package: 25 * Bolts, 25 * M6 Barrel Nuts , with one clear plastic storage box;

Name: Furniture Bolts Barrel Nuts Kit;

Include M6 x40mm, M6 x 50mm, M6 x60mm, M6 x 70mm, M6 x 80mm Furniture Bolt Hex Head;

✔ Includes 100 Pcs, 5 Sizes, M5 Hex Socket Button Head Cap Screws: M5 x 8, M5 x 10, M5 x 12, M5 x 16, M5 x 20, Thread Size ( Diameter ): 5 mm, Thread pitch: 0.8 mm, Thread Length from 8 mm to 20 mm

✔ Material of Screws: Stainless Steel 304, High Strength And Anti-corrosion in Various Conditions

✔ Includes 1 Pcs Hex Key , Hex Size: 3.0 mm, to Drive These Screws Conveniently and Easily

✔ Alloy Steel Black Oxide (Oil Finish), Button Head Socket Cap Screw

✔ Different Size of M3 M4 M5.

✔ Package Quantity: 500pcs, with Plastic Clear Box.

✔ High Quality Alloy Steel Hex Socket Head Cap Screws Nuts Kit.

✔ Different Size of M3 M4 M5.

✔ Package Quantity: 500pcs, with Plastic Clear Box.

Quality Material: set screw kit made of 304 stainless steel, excellent rust resistance and corrosion resistance, free from burrs, won’t slip out easily.

Sizes Included: M3*3mm, M3*4mm, M3*10mm, M4*4mm, M4*6mm, M4*8mm, M5*5mm, M5*8mm, M5*10mm, M6*6mm, M6*10mm, M8*8mm, M8*12mm.

Wide Applications: Suitable for door handles, faucet, light fixture, knobs, armament repair, plumber and other small repairs around the shop, garage or home.

Made of 12.9-grade carbon steel, the highest metric class for strength. 12.9 screw bolt is one of the highest grades of bolts produced. The surface is plated with black zinc which provides longer service life. They are built with hex heads.

The screw assortment set included hex socket screw bolts and nuts. Nuts and bolts are the most important companions to hold our mechanical devices together. The screws set has 140Pcs M3 screw bolts, 140Pcs screw nuts and 2Pcs hex keys. The bolts sizes is 4mm/ 5mm / 6mm/ 8mm/ 10mm/ 12mm/ 16mm/ 18mm/ 20mm.

It has a wide range of uses due to its versatility, raised dome head, and durability. Ranging from manufacturing applications to household repair. Such as plumbing works, industrial machinery, construction, automotive, marine, bicycle, 3D printer components and DIY projects, etc. Great for workers, repairmen and DIY hobbyists.

✔ Screw Head: Socket Cap, Screw Drive:Hex Socket, Hex Size 3/16"

✔ Head Dia.: 3/8";Head Height: 1/4";Thread Dia. 1/4";Pitch: 20 Threads Per Inch

✔ 5 Sizes: 1/4-20 x 3/8",1/4-20 x 1/2",1/4-20 x 5/8",1/4-20 x 3/4",,1/4-20 x 1"

The socket head cap screws are 100% stainless steel 304 (18-8) which offers a high level of chemical and corrosion resistance.

Thread Diameter: 5mm; Pitch Size: 0.8mm; Thread Length: 20mm, 25mm, 30mm, 35mm and 40mm.

Head Diameter: 7.22mm; Head Height: 4mm; Drive Type: Allen Hex Socket 3mm; Color: Silver Tone.

✔ Includes 225 Pcs, 10 Sizes, M4 Hex Socket Button Head Cap Screws, Thread Pitch 0.7 mm, Thread Size ( Diameter) 4 mm, Head Diameter 7.4 mm, Head Height 2.0 mm, Thread Length From 6 mm to 40 mm : M4 x 6, M4 x 8, M4 x 10, M4 x 12, M4 x 16, M4 x 20, M4 x 25, M4 x 30, M4 x 35, M4 x 40

✔ Strength Grade of Screws: 10.9 Grade, Tensile Strength: 1040 N/mm², Hardness: HRC 32-39; Material of Screws: Alloy Steel, Black Oxide Finish, High Strength And Anti-rust

✔ Includes 225 Pcs M4 Hex Nuts to Meet Different Applications, Material of Nuts: Alloy Steel, Black Oxide Finish

Material: 304 stainless steel

Specification: Metric thread M6

5 types of lengths: 80mm/3.15inch, 70mm/2.75inch, 60mm/2.36inch, 50mm/1.96inch, 40mm/1.57inch.

【What's in the Box】 You will get 40pcs Silver socket, 40pcs silver cap and 40pcs silver snap with 304 stainless steel head screw.

【The Perfect Backup 】 heavy duty snap fasteners can be attached to wood, plastic and fiberglass, also suitable for repairing or replacing broken fasteners boat covers,boat canvas,tents,tarpaulins,sailcloth,sunbrella,RV’s and more,fit for both the indoor or outdoor use.

【Durable & Hig Quality Stout Copper 】and plated silver, not easy to be deformed or faded but long service time

【M6 Furniture Cap Bolt Kit】Includes 141 pcs 14 different sizes Hex Socket Cap Bolts (M6 x 16mm 20mm 25mm 30mm 35mm 40mm 45mm 50mm 55mm 60mm 65mm 70mm 75mm 80mm, each is 5pcs) + 70pcs Barrel Nuts + 1pc Hex Key. With multiple lengths available, you can choose the perfect size to meet different needs. Comes with a durable plastic case with size label for convenient storage.

【Strong and Rustproof Material】The furniture bolts and barrel nuts are made of premium carbon steel material with nickel plated, high hardness, smooth and burr-free. The rust preventative silver nickel finishes ensure their good performance even in wet environment, which also give them a slightly glossy appearance.

【Selected Custom Set】These furniture hardware features standardized metric thread on both the female threaded barrel nuts & the male threaded bolts, clean, accurate and neat. Once installed, they won’t easy to out of shape or slid in the process of rolling.

【M6 Furniture Cap Bolt Kit】Includes 85 pcs 7 different sizes Hex Socket Cap Bolts (M6 x 20mm 30mm 40mm, 50mm 60mm,70mm, 80mm each is 6pcs) + 70pcs Barrel Nuts + 1pc Hex Key. With multiple lengths available, you can choose the perfect size to meet different needs. Comes with a durable plastic case with size label for convenient storage.

【Strong and Rustproof Material】The furniture bolts and barrel nuts are made of premium carbon steel material with nickel plated, high hardness, smooth and burr-free. The rust preventative silver nickel finishes ensure their good performance even in wet environment, which also give them a slightly glossy appearance.

【Selected Custom Set】These furniture hardware features standardized metric thread on both the female threaded barrel nuts & the male threaded bolts, clean, accurate and neat. Once installed, they won’t easy to out of shape or slid in the process of rolling.

M3 Flat Head Socket cap screws,M3 hex nuts,M3 lock nuts,M3 falt washers,M3 lock washers,metric

Kit contains:M3x4 mm,M3x6 mm,M3x8 mm,M3x12mm,M3x16mm,M3x20mm

Package Quantity: 150 piece, Material: Stainless Steel

Premium Material: All furniture connector bolts are made of outstanding high strength nickel plated material with high stability, which are corrosion resistance and rust resistance, not easy to break, sturdy, and durable for long time use.

Easy to Install: Just insert the furniture screw into the hole on one end and insert the nuts to cover the screw on the other end, finally use the wrench tighten the bolts nuts. Threaded post lets you open and re-attach piece where needed.

Easy to Store: All binding post screws are packed in a sturdy and easy-to-use plastic storage box, which is not easy to mess up or mix up, and it is convenient and easy to organize and carry.

Premium Material: Our assorted flat countersunk head screws bolts and nuts are made of premium stainless steel material, which has high strength and good corrosion resistance in many environments, solid and durable for long-term use.

Easy to Use: The force is evenly distributed and located in the center of the head, no offset, not easy to slip, uniform thread pitch, obvious thread, no residual burrs, tight thread has good grip.

Easy to Store: All hex head nuts and bolts are packed in a sturdy divided plastic box, various lengths, a completely diverse assortment, organized and easy to open and search, convenient and portable.

M2 Hex socket Head cap screws,metric

Kit contains:M2x4 mm,M2x6 mm,M2x8 mm,M2x10 mm,M2x12 mm,M2x16 mm

Package Quantity: 180 piece, Material: SCM435/440 Alloy Steel

🥇【High Quality】Gelisen 304 Stainless Steel Hex Socket Head Cap Screws Kit ,Strong Rust resistance,High Temperature Resistance,Sturdy and Durable,Long-term Storage. Deep and sharp screw thread is not easy to be out of shape and won’t slip out during rolling and installation.

🥇【Easy to use】Cap Screws Nuts Washers Assortment Kit Includes common sizes and allen wrench,so you can easily replace a missing or broken screw.

🥇【Application】M5 Hex Socket Head Cap Bolts,Nuts and Washers Assortment Kit Serves a wide range of use and for professionals, amateurs, landlords, repairmen, and other DIY.The set is perfect to replace broken and missing bolts. You will find it quite useful in many sizes for missing bolts.