1/4"-20 x 3-1/2" Zinc Plated Steel Coarse Thread Phillips Flat Head Machine Screws

Diameter: 1/4"
Length: 3-1/2"
Material: Steel
Finish: Zinc
Head Style: Flat (Phillips)
Thread Size: 20 (Coarse)
Thread Length: Full
Type: Machine Screw

Box of 100.

A machine screw, also called a stove bolt, is generally a smaller fastener threaded the entire length of its shank. Machine screws are used in fastening nearly all types of hard materials. Especially useful in metal-to-metal or where heavy duty fastening is required. Commonly used with flat or lockwashers.