9/16"-18 Plain Steel Fine Thread Left Hand Hex Nuts

Diameter: 9/16"
Thickness: 31/64"
Material: Steel
Finish: Plain
Driver Type: 13/16" Wrench
Thread Size: 18 (Fine)
Style: Left Hand Thread
Type: Hex Nut

Box of 4.

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