Made from steel wire, the Hillman 1/2" Zinc-Plated J-Bolts with Hex Nut is sure to offer reliable use. The j-shaped bolts with machine threads is designed to be used with a nut. Each piece in the pack comes with a furnished hex nut.Features Each bolt comes with a furnished hex nut Designed for household and industrial applications. Specifications Bolt Diameter: 0.5" Bolt Thread Size: 13" Material: Steel Thread Type: Coarse: Finish: Zinc Plated Load Limit: 425 lb Type: J-Bolt Application: Home Improvement Length: 6"