1/4-20 X 3/8″ Socket Cap Screws Button Head Hex Socket Drive Alloy Steel Zinc Plated (200 / Pkg.) Big Sale

Cap Screws Button Socket Alloy Steel Zinc 1/4-20 X 3/8 are precision-engineered fasteners designed for reliable, high-strength connections in metal-to-metal assemblies. Featuring a low-profile button head and a durable zinc finish, these socket-cap screws deliver both performance and a clean appearance in machinery, electronics, automotive, and cabinetry applications.

Product Overview

Designed for robust fastening where a flush, smooth surface matters, these button-head socket cap screws pair an alloy steel core with a corrosion-resistant zinc coating to withstand typical shop environments. The internal hex drive provides a secure installation that resists cam-out, even in tight spaces.

Key Features

Material: Alloy steel for high strength and durability.

Finish: Zinc plating for corrosion resistance and a bright finish.

Head style: Button head for a low-profile, smooth surface.

Drive: Internal hex socket (Allen) for a secure drive in tight spaces.

Thread: 1/4-20 UNC standard thread for broad compatibility.

Length: 3/8 inch.

Specifications

Thread size: 1/4-20 UNC

Length: 3/8″ (0.375″)

Head style: Button

Drive type: Socket cap (internal hex)

Material: Alloy steel

Finish: Zinc plated

Applications

Ideal for assemblies where a clean, low-profile fastener is required, including:

Machinery and equipment

Automotive components

Electrical enclosures

Furniture and cabinetry

Electronics housings

Installation Tips

Use a correctly sized hex driver to prevent stripping the socket head.

Engage sufficient thread length for secure fastening without over-torquing.

Ensure mating holes are clean and free of debris for smooth installation.