Hex Coupling Nut - 1/4-20 x 3/8" W x 7/8" L - Grade A - Zinc CR+3 - Steel - ASTM A563, Pack of 100

Machine Screw Nuts feature durable steel construction for long lasting strength and reliability. Square nuts offer a greater bearing surface for wrenching. Hex nuts have flat tops with chamfered corners, and flat bottoms with or without chamfered corners. Fasteners are designed to be driven by wrench or pneumatic tools for ease of installation.

Hex nuts are commonly used in machinery, automotive, and structural applications, and provide adequate strength for many different types of common applications.

Machine Screw Nuts feature durable steel construction for long lasting strength and reliability. Square nuts offer a greater bearing surface for wrenching. Hex nuts have flat tops with chamfered corners, and flat bottoms with or without chamfered corners. Fasteners are designed to be driven by wrench or pneumatic tools for ease of installation.

Wing Nuts are commonly used in applications where fasteners are often adjusted an allows for knockdowns and reassembly of materials. Nuts are made of high quality steel for long lasting durability and strength.

Hex nuts are commonly used in machinery, automotive, and structural applications, and provide adequate strength for many different types of common applications.