Hillman 5/16-in-18 Zinc Plated Standard SAE Flange Nuts 3-Pack
- Has a wide flange acting as a non-spinning washer
- Distributes the pressure of the nut which reduces the chance of damage and creates less possibility to loosen
- Can be installed by screwing onto exposed thread by hand and tightening with a wrench
- Safe for use in most general home and commercial applications
- Recommended for use with bolts of a similar size and finish
- Serrated flange nuts feature a wide flange, which acts as a non-spinning washer
- Parts feature USS coarse 5/16-in-18 screw thread