Brand Name: Boltmaster
*Call Out Size: 5/16 inch-18
*Material: Steel
*Product Type: Coupling Nut
*Number in Package: 25 pk
*Nut Type: Coupling
*Thread Type: Coarse
*Packaging Type: Boxed
*Finish: Zinc-Plated
*Inside Diameter: 5/16 in.
*Length: 1.75 in.
*Nut Diameter: 1/3