5/8"-18 Polished 18-8 Stainless Steel Grade 5 Fine Thread Hex Nuts

Diameter: 5/8"
Diameter 2: 1-1/16"
Thickness: 9/16"
Material: Stainless Steel
Finish: Polished
Driver Type: 15/16" Wrench
Thread Size: 18 (Fine)
Hardness: 18-8
Type: Hex Nut

Box of 3.

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