Bulk 3/8"-16 Flat Head Socket Cap Screws – Alloy Steel, Thermal Black Oxide – Monster Bolts


Length: 1000 Qty - 3/8"-16 x 1/2"
Price:
Sale price$163.41

Description

Monster Bolts Bulk 3/8-16 UNC Flat Head Socket Cap Screws, Alloy Steel, Thermal Black Oxide

Monster Overview:

Upgrade your build with Bulk 3/8"-16 Flat Head Socket Cap Screws from Monster Bolts. Made from high-strength alloy steel and finished in a thermal black oxide coating, these screws deliver lasting durability, clean appearance, and consistent torque performance. The 82° flat head design provides a flush fit, ideal for industrial machinery, tooling, and precision assemblies.

All Monster Bolts black oxide socket fasteners are RoHS compliant and ship quickly from our U.S. warehouse.

Monster Features:

  • Thread: 3/8-16 UNC (Coarse Thread) for strength and fast assembly.
  • Material: Alloy steel with thermal black oxide for mild corrosion protection and a uniform black finish.
  • Drive: 7/32″ hex recess (Allen). Hex keys available here.
  • Head Style: 82° Flat Head for flush, professional installations.
  • Applications: Machinery, tooling, industrial fixtures, and metal fabrication assemblies.

Monster Specifications:

Specification Details
Diameter 3/8″
Thread Size 3/8-16 UNC (Coarse Thread)
Drive Size 7/32″ Hex (Allen)
Head Type 82° Flat Head Socket Cap Screw (FHCS)
Material Alloy Steel
Finish Thermal Black Oxide
Standards ASME B18.3 / IFI-111 / ASTM A574
Compliance All black oxide socket fasteners are fully RoHS compliant
Origin Ships from U.S. Warehouse

More Monster Bolts:

Matching Hardware: Pair these 3/8-16 screws with Bulk U.S. Inch Nuts and Bulk U.S. Inch Washers for a complete fastening solution.

Order Yours Today!

Buy with confidence — fast U.S. shipping and Monster Bolts quality back every order.

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