5/8"-18 Zinc Plated Grade 5 Steel Fine Thread Hex Nuts

Diameter: 5/8"
Diameter 2: 1-1/16"
Thickness: 35/64"
Material: Steel
Finish: Zinc
Driver Type: 15/16" Wrench
Thread Size: 18 (Fine)
Hardness: Grade 5
Type: Hex Nut

Box of 8.

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