3/8-16 X 3-1/2" Socket Cap Screws | Flat Head Hex Socket Drive | 18/8 Stainless Steel (20 / Pkg.)

★★★★★ 4.5 86 reviews

US$30.89
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US$30.89
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Free shipping Free 30-day returns

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Product details

Management number 242043537 Release Date 2026/07/19 List Price US$30.89 Model Number 242043537
Category

Engineered for reliability in mechanical assemblies, Cap Screws Flat Socket 18/8 Stainless 3/8-16 x 3-1/2 are precision fasteners that combine strength with corrosion resistance. Made from 18/8 stainless steel (304), these cap screws resist rust and maintain a clean appearance in both indoor and outdoor applications.

Designed for secure, flush installations, these flat socket cap screws feature a hex socket drive for easy tightening with an Allen wrench. The 3/8-16 thread size and 3-1/2 inch length provide substantial grip across a wide range of assemblies, from machinery and automotive projects to general construction tasks.

Key Specifications

  • Material: 18/8 stainless steel (304)
  • Fastener type: Cap screw with socket drive
  • Drive: Internal hex (Allen)
  • Thread size: 3/8-16 UNC
  • Length: 3-1/2 inches
  • Finish: Natural stainless, corrosion resistant

Applications

Ideal for equipment assemblies, machine parts, cabinetry, marine and outdoor projects where strength and corrosion resistance matter. These fasteners maintain performance in humid or wet environments and are easy to integrate with standard hex keys.

Why Choose Cap Screws Flat Socket 18/8 Stainless

  • High corrosion resistance with 18/8 stainless steel
  • Strong, reliable holding power with 3/8-16 UNC thread
  • Easy installation with hex socket drive for standard Allen wrenches

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86 ratings | 35 reviews
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