Best Stainless Steel Socket Head Screws in 2026

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.

Allen Hex Drive Size: 3/16" (0.187"); Quantity: 25 PCS

Thread Size: 1/4-20 UNC; Thread Pitch: 20 TPI; Thread Coverage: Full Thread

Screw Length: 1-1/4 inch (excluding the height of head); Diameter of the head: 0.375 inch; Height of the Head: 0.250 inch; Standard Meets ASME/ANSI B18.3

【Metric Screw Assortment】If you have a set that can handle household screws. Contains 890 pcs metric screws/bolts, nuts and lock&flat washers，4*10mm & 4*20mm self tapping screws. Includes 8mm 12mm 16mm 20mm M3 M4 M5 M6 metric bolts assortment.

【Bolts and nuts kit - High quality】Made of high quality 304 Stainless Steel, This product has passed the international stainless steel inspection.No rust for 50+ years，Passivated Surface，reinforced rust resistance, please feel free to use it in humid and high temperature environments.

【Metric bolt kit - 2-year warranty】Our products have undergone several quality checks and many tests and come with a 2-year warranty! If you need assistance, please contact us by email or Q&A. Money back or exchange. Accept Customization.Satisfaction guaranteed.

MATERIAL: Made Of High Quality 410 Stainless Steel, Corrosion Resistant, Rustproof, High Strength, No Deformation, Can Be Used For A Long Time, While The Material Is Environmentally Friendly, Non-Toxic, Non-Polluting, Twice As Hard As Copper, Will Not Be Easily Stripped By The Screw Gun, 410 Stainless Steel Is A New Type Of Magnetic-Absorbing Stainless Steel

MULTI-PURPOSE: Truss Head Sheet Metal Self-Tapping Nails Are Mainly Used In A Wide Range Of General Industry, Because It Has Good Holding Power, For Non-Metallic Or Soft Metal, No Installation Holes, Directly Screwed Into The Product With Truss Head Screws, No Nuts With. Can Achieve The Effect Of Connection Tightening

GOOD HOLDING POWER: The Deep Thread Design Of Truss Head Self-Tapping Nail Is Strong And Durable, It Can Provide Good Holding Force In Different Materials To Achieve The Effect Of Connection Tightening

High Quality Materials: Screws Nuts Set is Made of high quality 10.9 grade alloy steel. Which features is strength and offers good corrosion resistance in bad environment like high temperature, Cold weather and high humidity areas. Excellent rust resistance and toughness can ensure long-term use.

Perfect Combination Set: The set has 1500 pieces including 4 of the most common sizes in life: M2 M3 M4 M5. Hex Flat Head Cap Bolts Nuts Washers. According with standardized metric system. Screws assortment is equipped with a nut and washer, and each box comes with eight free Allen wrenches, So you only need to buy one set to meet your various needs!

Exquisite Storage Box: All of Bolts and Nuts are packed in a durable and sturdy Box to efficiently bear the weight of the whole package. The box is clearly labelled so that you can quickly identify the size you need by the label. In order to avoid the bolts being scattered or lost during use, we specially package for each different type of bolts for your convenience and storage. Not only give you the best product, but also the best storage system for them.

【Product details】---thread pitch:0.4mm,thread diameter:2mm,head diameter: 4mm.Lenths of the thread :4mm/6mm/8mm/10mm/12mm/16mm.According with standardized metric system. And the average error is less than 0.01mm.

【Not oily and rust proof】 These black zink plated finish screws are not oily, they will not dirty your hands or DIY items, and the rust proof performance is better than other oiled screws.

【Good Storage and assortment】All These Screws are Packed In a Sturdy Easy-use Plastic Storage Box, Organized Conveniently and Easily.

High-Torque Capability

Ideal For Use In Confined Areas Where The Head Needs To Be Flush Or Below The Surface

For Mechanical Applications

Material: Made Of High Quality 410 Stainless Steel, Corrosion Resistant, Rustproof, High Strength, No Deformation, Can Be Used For A Long Time, While The Material Is Environmentally Friendly, Non-Toxic, Non-Polluting, Twice As Hard As Copper, Will Not Be Easily Stripped By The Screw Gun, 410 Stainless Steel Is A New Type Of Magnetic-Absorbing Stainless Steel

Multi-Purpose: Pan Head Sheet Metal Self-Tapping Nails Are Mainly Used In A Wide Range Of General Industry, Because It Has Good Holding Power, For Non-Metallic Or Soft Metal, No Installation Holes, Directly Screwed Into The Product With Truss Head Screws, No Nuts With. Can Achieve The Effect Of Connection Tightening

Good Holding Power: The Deep Thread Design Of Pan Head Self-Tapping Nail Is Strong And Durable, It Can Provide Good Holding Force In Different Materials To Achieve The Effect Of Connection Tightening

【Trusted and Experienced】: Our product is designed and produced by a professional fastener manufacturer with over 25 years of experience in the industry.

【Superior Rust-Proof Performance】: Unlike ordinary blackened screws, our fasteners provide reliable rust-proof performance, making them ideal for both indoor and outdoor use.

【Clean and Easy-to-Handle】: Our screws are not greasy, making them easy to handle and leaving less mess in your work area.