Description
5/16"-18 x 3/4" Zinc Plated Steel Coarse Thread Combo Round Head Machine Screws Diameter: 5/16" Length: 3/4" Material: Steel Finish: Zinc Head Style: Round (Phillips|Slotted) Thread Size: 18 (Coarse) Thread Length: Full Type: Machine Screw 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.