5/16"-18 Zinc Plated Grade 5 Steel Coarse Thread Hex Nuts

Diameter: 5/16"
Diameter 2: 9/16"
Thickness: 17/64"
Material: Steel
Finish: Zinc
Driver Type: 1/2" Wrench
Thread Size: 18 (Coarse)
Hardness: Grade 5
Type: Hex Nut

Box of 24.

Hex nuts are used to secure and fasten the threaded portion of most machine screws and bolts.