Biggest building hardware materials retail store to buy Nuts, Bolts, Screws & Fasteners
DETAILS
DESCRIPTION
Highlights:
- Class 3A threads
- Size: 5/16-18X1/2
- Alloy heat-treated
- Conforms to ANSI B18.3 and Federal Specification FF-S-86
- Key Size: 3/16
- Pack of 100