Best Socket Cap Machine Screws in 2026

Great kit for the home or workplace. Contains an assortment of sizes of machine screws.

These machine screws are used with nuts or directly into a female threaded These machine screws are used with nuts or directly into a female threaded receptacle to fasten metal parts together.

Steel construction/ Zinc-plated.

【High Quality Stainless】These Pan Head Screws are made of 18-8 (304) Stainless Steel which is one of the highest forms of corrosion resistant metals, making it last longer than other hardware on the market today.

【Screws That You Can Depend On】Our Pan Head Machine Screws are very strong and are great for both indoor and outdoor use. This stainless is superior to regular steel and provides excellent rust resistance.

【Great To Keep Around】Bolt Dropper stainless hardware is great to have around for use in wood and wet environments. Bolt Dropper hardware is the highest quality available on the market and we stand by our claim 100%. They are strong, corrosion-resistant, and will support all of your projects.

The socket head cap screws are 100% stainless steel 304 (A2-70) which offers a high level of chemical and corrosion resistance.

Thread Diameter: 6mm; Thread Length: 25mm; Total Length: 31mm; Pitch Size: 1.0mm.

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

√ Fullerkreg socket products are primarily used in tool and die fixturing applications. These internally wrenched, high-strength fasteners are made from Stainless and have proven durability.

√ GREAT VALUE OF HEX SOCKET HEAD CAP SCREWS,Fullerkreg hex socket head cap screws have different diameter and length.This case is must for 3D DIY-ers.

√ This set is organized in a transparent storage case for quick access and protection

Head Type: Round head, slotted/phillips combination

Diameter-Thread Size & Length: #8-32 x 3/4 inch

Use with nuts or pre-threaded holes of the same diameter & thread size

Standard Metric: Our M2 M3 M4 M5 screws and nuts accord with standardized metric system. And the average error is less than 0.01mm.

High Quality: The kit is made of high quality 304 stainless steel, which features is strength and offers good corrosion resistance in bad environment like high temperature, cold weather, and high humidity areas.

Broad Application:M2 M3 M4 M5 Hex Socket Head Screws Washers and Nuts Assortment Kit Serves a wide range of use and for professionals, amateurs, landlords, repairmen, other DIY .

Proper size: the size of each machine screw featuring a cross recess pan head is 1.5 inches, fit for when you need extra length to mount backsplash outlet extender or deep outlet box; These versatile flat head electrical screws are compatible with a number of devices for use on extended outlets

Wide applications: cross recess head makes our device mounting screws become more suitable for fixed sockets, sockets, elbows, switches and dimmers, and apart from that, the long screws fit for embedded electrical boxes, residential or commercial electrical fasteners very well

Reliable material: the device mounting screws are not easy to rust, punched and have good corrosion resistance because of stainless steel, which makes truss head mounting screws can serve you for a long time

(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.

Say goodbye to frustration with this easy to use, pocket sized tool. Do it yourselfers, handymen, and mechanics can save time and money by accurately identifying different types of screws the first time. This tool gives all the information needed to properly identify machine screws, wood screws, sheet metal screws, bolts, and even cotter pins and rivets.

Identifies diameter, size, pitch, and length, with a tap drill chart for sizes ranging from No. 1 through 5/16 inch in NC, NF, and NS pitches. This tool can also be used to straighten bent screws and clean dirty or rusty threads.

Made from High Quality 1/8 inch Heavy Gauge Satin Chrome Plated Steel

☘️【Material】Our stainless steel adopt high quality stainless steel, this lead screw is rust and corrosive resistant, durable and stable.

☘️【Smooth Movement】It has low friction that helps the nut move smoothly on the lead screw. It also helps the lead screw work precise and accurate.

☘️【T8 Brass Nut】 There are 4 holes on the T8 brass nut which can easy to fix to the machine.

Lead screw diameter 8mm, length 500mm, SUS304 stainless steel

Copper nut, with 4 holes for fixing to the machine

Thread: Acme thread

Machine computer Screws screws set has 5 types includes M1.4 M1.7 M2 M2.5 M3, and the coarse pitch is 0.3/ 0.35/ 0.4/ 0.45/ 0.5. 24 kinds of different sizes, a total of 720 pcs.

Excellent laptop Phillips screws kit are made of carbon steel, drive type is Phillips and head style: cross recessed flat head.

Countersunk laptop computer screws set is perfect for many types of computers, such as DELL, Hp, Sony, Acer, IBM, Asus, Samsung, Toshiba satellite, or any other computer with the same accessory size.

☛【 High Quality 】: the machine screw kit are made of 304 high quality stainless steel material, prevent rust, the density is 7.93 g/cm and with high temperature resistance of 1472°F.

☛【 Multi Screws Size 】: screw assortment includes M4 x 4mm/6mm/8mm/10mm/12mm/14mm/16mm/18mm/20mm screws, 30 pcs each size and 270 pcs matching nuts and flat washers,which can meet most of your demands

☛【 Widely Application 】: M4 phillips screws can be widely used in all kinds of precision machinery, classified instruments, instruments, electronic products, household appliances, communication products, locks, lamps, lights, toys, etc.

Hardness of 10.9, very durable hardness, not easy to damage

The surface is plated with anti-rust coating to prevent rust damage.

It is very common for household items to be fixed in by this size

Material: 304 Stainless Steel, provides strength and offers good corrosion resistance in many environments.

Button Head Hex Socket, Allen Hex Drive

Screw Size: M5 x 10mm; Head Size: 9.5 x 2.5mm; Hex Socket Size: 3mm

Material: SUS304 Stainless steel lead screw + copper nut

Lead Screw Length: 400mm;Lead Screw Diameter:8mm

Screw pitch: 2mm; Lead: 8mm

【Sizes】M2 x 8mm/12mm/16mm/20mm, M3 x 8mm/12mm/16mm/20mm, M4 x 8mm/12mm/16mm/20mm, M5 x 8mm/12mm/16mm/20mm screws with matching hex nuts and flat washers, different sizes can meet your different needs.

【Material】304 Stainless Steel, stainless steel material which have good corrosion resistance in bad environment like high temperature, cold weather, and high humidity areas. They have superior rust resistance and excellent oxidation resistance, which can ensure long time using.

【Package】1280 pieces in total, packed in a durable transparent box with label. It is easy to distinguish the size of the product, when you want to use a certain screw, you don't have to waste time buying it separately, you can choose the suitable one to meet all your needs.

High Quality 220PCS #4-40 UNC 304 Stainless Steel Phillips Flat Head Machine Screws and Hex Nuts Assortment Kit

Thread Diameter: #4; Thread Pitch: 40 Per Inch(Coarse); Screws have a standard 82°bevel under the head

The assortment contains:#4-40x3/16",#4-40x1/4",#4-40x5/16",#4-40x3/8",#4-40x1/2",#4-40x5/8",#4-40x3/4",#4-40x7/8",#4-40x1"(Length is measured from the top of the head),Each 20 piece,and Hex Nut 40 piece

Lead screw diameter 8mm, length 400mm, SUS304 stainless steel

brass nut, with 4 holes for fixing to the machine

Thread: Acme thread

Head Type: Button; Thread Diameter: 5mm; Thread Pitch: 0.8mm; Drive Type: internal allen hex; Driver wrench: 3mm; UNC Full Thread

Screw Length 10mm to 35mm: this cap screws kit include sizes M5 x 10/12/16/25/30/35mm button head screws bolts with matching washers and nuts.

Quantity: the metric M5 screws kit contains 6 sizes of the most in-demand models alloy steel button head socket screws nuts washers, totally 328pcs

Lead screw diameter 8mm, length 150mm, SUS304 stainless steel

Brass nut, with 4 holes for fixing to the machine

Thread: Acme thread

Thread Diameter: 1/4 inch; Thread pitch: 1/20 inch; Thread length: 5/8", 3/4", 1", 1-1/4", 1-1/2", 2".

Drive Type: allen hex socket 3/16 Inch; Color: silver tone.

Convenient Box: 175pcs socket head cap screws nuts washers assortment kit, all of them are packed neatly in durable and sturdy box with clear size map for easy reach the size you need.

[COMPLETE SET] The electrical screw set contains 100 pieces of the most commonly used size #6-32 & #8-32 pan head screws, with length 2/3", 7/8", 1", 1-1/4", 1-5/8", 2’’. #6-32 plus #8-32 will perfectly solve all your electrical repair and installation problems at home and at work, saving you the time of going to your local hardware store to buy the right screws.

[HIGH QUALITY MATERIAL] The wall plate screws are made of high quality 18-8 (304) stainless steel, which are rust and corrosion resistant and maintain good performance in harsh environments, especially suitable for long-term use in outdoor and humid environments.

[WIDE APPLICATION] PONEYA Phillips pan head cap electrical screw set is not only widely used for fixing sockets and panel switches at home, but also suitable for the repair and installation of built-in electrical boxes and electrical equipment. With it, you will say goodbye to all loosen and sunken outlets problem.

Standard: ASME/ANSI B18.6.3; Thread Type: Coarse Thread UNC/ Full Thread Coverage

Thread Size: #10-24; Thread Pitch: 24 threads per inch; Thread Length: 5/8 inch

Package: 50 pcs; Drive Size: No.2, #2

√ Drive Type: Phillips; Head Style: Flat Head; Exterior Finish: Black Oxide; Thread Pitch: 0.5mm.

√ Screw Type: M3 Phillips Flat Head Machine Screws Nuts Washers Assortment Kit.

√ Quantity: Contains 870pcs M3 x 4mm, 5mm, 6mm, 8mm, 10mm, 12mm, 16mm, 20mm, 25mm, 30mm countersunk machine screws assortment.

Thread Size: 10-24; Screw Length: 3/4" (1/4" to 3" available) Not including the height of the head

Allen Hex Drive Size: 1/8"; Thread Type: 24 TPI Coarse Thread (UNC);

Head Diameter: 0.36 inch; Head Height: 0.1 inch; (Approximately)

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.

【Dimensions】1/4-20 | Thread Type: 20 TPI Coarse Thread (UNC) | Thread Style: Right Hand | Thread Coverage: Full Thread | Quantity: 50 pcs | Material: 18-8 (304) Stainless Steel.

【Diameter of the Head】0.437 inch | Height of the Head: 0.132 inch | Screw Length: 1 inch or 25mm (measured from under the head)

【Drive Type】Hex Socket; Head Style: Button Head; Exterior Finish: Bright Finish.Histure button head socket cap bolts screws are the highest quality available on the market and we stand by our claim 100%. They are strong, corrosion resistant and will support all of your projects.

【SIZE】- Model: M4x6mm; Screw Length: 6mm/ 0.24"; Pitch: 0.7mm/ 0.03"; Screw Head Diameter: 7.6mm/ 0.3"; Screw Head Thickness: 2.2mm/ 0.09"; Inner Hex Diameter: 2.58mm/ 0.1"

【ADVANTAGE】- Round head machine screws, hex socket drive. Metric machine screws for universal use

【MATERIAL】- Inner Hex Socket Round Head Screws are made of carbon steel, strong rust and corrosion resistant for a long time use

Package length:11.43 cm

Product Type: Screws

Package width:6.096 cm