Best Stainless Steel Socket Head Screws in 2026

❤ High Quality Stainless Steel Hex Socket Flat Head Countersunk Bolts Screw Nuts Kit

❤ Drive Type: Hex Socket; Head Style: Flat Head

❤ Package Quantity: 510Pcs; Different Size: M3 / 4 / 5

Flat Head Socket Screws are 100% Stainless Steel 18-8 (304) which offers a high level of chemical and corrosion resistance.

Thread Diameter: 3/8 Inch; Total Length: 1-1/2 Inch (Head Included); Thread Count: 16.

Drive Type: Allen Hex Socket 7/32 Inch; Material: Stainless Steel 18-8; Color: Bright Finish.

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

Thread Diameter: 1/4 Inch; Total Length: 1-1/2 Inch (Head Included); Thread Count: 20.

Drive Type: Allen Hex Socket 5/32 Inch; Color: Silver Tone.

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

Thread Diameter: 1/4 Inch; Total Length: 2 Inch (Head Included); Thread Count: 20.

Drive Type: Allen Hex Socket 5/32 Inch; Color: Silver Tone.

SIZE: M2 x 4mm/6mm/8mm/12mm/16mm/20mm, M3 x 4mm/8mm/12mm/16mm/20 mm/30mm, M4 x 6mm/10mm/14mm/18mm/20mm/30mm screws with matching nuts and flat washers, a must have to get job done! job.

These metric socket head cap screws bolts nuts are made of 12.9 Grade alloy steel, features superior rust resistance and excellent oxidation resistance.

Come in organized, 1080pcs/18 sizes metric screws bolts. All screws nuts washers are packed in a sturdy convenient case for daily storage.

High Quality 304 Stainless Steel Hex Socket Head Cap Screws Bolts Nuts Flat Washers Kit. We also provide four free relevant wrenchs in our sets.

Many various sizes of M3 M4 M5 M6 screws (Drive Type: Hex Socket; Head Style: Socket Cap Head) with matching nuts and flat washers meet different people's demands, the necessity of your home life.

Nuts and flat washers expand the contact area and reduce the pressure in order to protect the screws and parts.

✔ Screw Head Style: Flat Head, Screw Drive Style: Internal Hex Drives, Known as Hex Socket Drives, Hex Size: 2.0 mm; Head Diameter: 5.8 mm; Thread Pitch: 0.5 mm; Thread Dia. : 3 mm

✔ Includes 5 Sizes Screws: M3 x 6, M3 x 8, M3 x 10, M3 x 12, M3 x 16

✔ Includes 1 Pcs Hex Key, Hex Size 2.0 mm, to Drives These Screws Easily

★High Quality Hex Socket Flat Head Countersunk Bolts Screw Nuts Kit

★Drive Type: Hex Socket; Head Style: Flat Head

★Material: High Quality 304 Stainless Steel; Different Size: M2

√ High quality 304 stainless steel hex socket head cap screws bolts nuts flat washers kit. We also provide three free relevant wrenchs in our sets.

√ Nuts and flat washers expand the contact area and reduce the pressure in order to protect the screws and parts.

√ Many various sizes of M3 M4 M5 screws (Drive Type: Hex Socket; Head Style: Button Head)with matching nuts and flat washers meet different people’s demands, the necessity of your home life.Package quantity: 900Pcs.Everything is very organized and decent in a sturdy convenient case, can be use for a storage box, is organized to you, very easy to open and close.

★ High Quality Hex Socket Flat Head Countersunk Bolts Screw Nuts Kit

★ Drive Type: Hex Socket; Head Style: Flat Head

★ Material: High Quality 10.9 Grade Alloy Steel; Different Size: M4 M5 M6

【Sizes】M2/M3/M4/M5 (8/12/16/20 mm) screw bolts nuts flat washers, different sizes can meet your different needs.

【Material】Made of high quality 12.9 grade alloy steel, high hardness, no deformation, anti-oxidation, corrosion resistance.

【Package】1280 pieces in total, packed in a durable transparent box with label. It is easy to distinguish the size of the product, you can choose the suitable one to meet all your needs.

★ High Quality: The barrel nut and bolt in this set are made of high hardness and good toughness steel, with nickel plated on the surface makes it smooth without burrs, rust resistance and corrosion resistance allows you to use them for a long time

★ Package Include: It include 5 size of M6*35mm, M6*45mm, M6*55mm, M6*65mm, M6*75mm total 50pcs screw with 50pcs M6*12 barrel nuts in a clear box, convenient for your use

★ Perfect Match: These screws have a perfect match with barrel nuts to make strong joints for your furniture

M8 Specification : Pitch 1.25 mm. Thread Diameter 8 mm; Length: 20mm/25mm/30mm/35mm/40mm. Drive Wrench: 5mm

M6 Specification : Pitch 1.0 mm. Thread Diameter 6 mm; Length: 16mm/20mm/25mm/30mm/40mm; Drive Wrench: 4mm

Great Performance: 10.9 grade alloy steel, which features high hardness, good wear resistance, good leak-proof effect, with good fatigue resistance for long time use.

Note: this screw assortment kit is metric which includes M2 M3 M4 M5, PLEASE CONFIRM THE SIZE before you purchase

【Quantities】--- the kit includes M2x8mm/12mm/16mm/20mm, M3x8mm/12mm/16mm/20mm, M4x8mm/12mm/16mm/20mm, M5x8mm/12mm/16mm/20mm screws with matching nuts and washers; total is 1225pcs；

【Handy Box】--- This set is organized by size in a durable and sturdy case, which is easy to get the bolts you need and convenient to put off your tiny parts

METRIC STAINLESS BOLT KIT- set screw kit includes screws, bolts, washers and allen wrench drives. Screws and bolts conform to the standardized metric system, with an error less than 0.01mm.

STAINLESS STEEL NUTS AND BOLTS - The metric socket cap set is made of high quality 304 stainless steel, which provides screws and nuts with corrosion and abrasion resistance, toughness, super hardness.

METRIC ALLEN BOLTS KIT - The metric screw kit can be widely used in all kinds of precision machinery instruments, electrical and electronic products, household appliances, communication products, door locks, toys and other appliances

◎ Flat head socket cap screws, socket drive, 10.9 grade alloy steel, black oxide finish

◎ Flat head is cone shaped for use in countersunk holes and has a flat top that fits flush with the mated surface

◎ Package quantity: 500pcs, Different size of M3 M4 M5. Internal hex drive has a hexagonal slot that turns using an Allen key driver

- Pitch: 1.0mm; - Color: Black; - Finish: Oxide;

- Product: M6 Flat Head Allen Bolt Joint Connecting Bolts Socket Cap Screws and Rivet Cap Nuts Kit;;

- Fix hex type: 4mm; -Material: Metal;

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.

Thread Diameter 6 mm

Head Diameter 10.50 mm

Head Height 3.30 mm

★【What’s Included】 - This set includes ①140pcs M6 connecting bolts and cap nuts + ② 1pcs hex key for quick installation. Besides, we also offer a wide selection of furniture connector bolt lengths at great value.

★【Connecting Bolts】 - Stiff, precise and durable. If you want to replace some stripped and loose hardware for better fixing and connecting, it’s a nice option for your projects. Features with clean thread with no burr, flat head design keeps it stable and tight.

★【Easy Installation】 - Simply drill a appropriately sized hole and insert the two ends of connecting bolts and cap nuts into it. Then, you can secure them in place by the included hex key.

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

[1]: APPLY TO - Hexagon socket countersunk head screws are suitable for indoor and outdoor use and are commonly used in mechanical maintenance, furniture assembly maintenance, and DIY.

[2]: SPECIFICATION - Model: M8x80mm; Screw Overall Length: 80mm(L) /3.15"; Inner Hex Dia.:5mm(D)/0.2"; Pitch: 1.25mm / 0.049"; Screw Head Dia: 16mm / 0.63"

[3]: DESIGN - Hexagon socket is a countersunk head screw that has the advantages of fastening, easy disassembly, and not easy to slip Angle. Inner hexagon screw is to sink the whole nut to the inner surface of the workpiece, can keep the workpiece surface smooth and beautiful. It is also suitable for many transfer situations, such as narrow situations will also be used. So assembly and maintenance are very convenient, debugging is also simple, easy to operate.

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.

Flat Head, Socket Drive, Stainless Steel

Flat head is cone shaped for use in countersunk holes and has a flat top that fits flush with the mated surface

Internal hex drive has a hexagonal slot that turns using an Allen key driver

M6-1 Pitch X 20mm Flat Head Socket Drive Allied Titanium Machine Screw

TRUE TITANIUM(TM) - Stronger, Lighter and Corrosion Free

Titanium is good for use in or near saltwater

Thread Diameter 5 mm

Head Diameter 9.50 mm

Head Height 2.75 mm

PACKAGE INCLUDED: M6 x 20mm(10PCS), M6 x 25mm(10PCS), M6 x 30mm(10PCS), M6 x 35mm(10PCS), M6 x 40mm(10PCS)

High quality: It is made of high quality 10.9 grade alloy steel, and the surface is treated with black oxide. They have excellent corrosion resistance, firmness, wear resistance and low temperature resistance.

THE WIDE APPLICATIONS:Suitable for maintenance, fastening, and home repair of furniture in various fields, such as doors, windows, cribs, tables, benches, etc. It is also suitable for other electronic products, mechanical products, digital products, and electrical equipment

HIGH QUALITY MATERIAL SCREW - Stainless Steel 18-8 (304), high strength, strong and durable, chemical resistance, anti-rust;

STANDARD SIZE SCREW - Thread Diameter: 5/16 Inch; Thread Pitch: 18 TPI; Total Length (Head Included): 1-1/4 Inch;

WIDELY USE SCREW - Fit for 3/16 Inch Allen Socket Drive; Widely used in flush mount;

Material: 304 stainless steel

These screws meet ISO7380 specifications

widely used in wood, furniture,electrical equipment ,toys, electronics, small appliances etc.