Designed for medium and heavy weight fastening of solid type materials. Zinc-plated. No. 50122: Diameter: 1/4", Overall Length: 2-1/4", Head Type: Acorn Nut, Finish: Zinc-Plated No. 50112: Diameter: 5/16", Overall Length: 1-1/2", Head Type: Hex Nut, Finis
