1/4″-20 X 5/8″ Machine Screws Truss Serrated Head Slotted Drive Steel Zinc Plated (3000/Pkg.) Mega Sale

Introducing the Machine Screws Slotted Truss Serrated Zinc Plated 1/4-20 x 5/8 — a dependable fastener designed for secure, high-traction connections in metal and equipment assemblies.

These machine screws feature a slotted drive, a wide truss head for an even bearing surface, and a serrated under-head surface that helps bite into the mating material for a steadier hold. Made from steel with a zinc plated finish, they resist corrosion in everyday environments and deliver lasting performance in a variety of projects.

Key Features

Drive Type: Slotted for simple, common tooling.

Head Style: Truss head with a large bearing surface for distributing load.

Thread: Coarse 1/4-20 UNC thread for strong engagement with tapped holes or nuts.

Finish: Zinc plated for corrosion resistance.

Length: 5/8 inch to suit a range of thicknesses.

Surface: Serrated under-head for anti-slip bite in metal assemblies.

Specifications

Material: Steel

Size: 1/4-20

Length: 5/8″ (0.625 in)

Finish: Zinc plated

Why choose these screws? They’re built for reliability in electrical enclosures, metal frames, equipment housings, and other assemblies where a secure, vibration-resistant fastener is essential. The combination of a slotted drive, truss head, and serrated surface provides easy installation, strong pull-down, and dependable performance in both light and moderate duty applications.

Note: For best results, use with a compatible nut or threaded hole and avoid overtightening to preserve corrosion protection and prevent galling.