This imperial nut and bolt assortment kit includes 566 pieces designed for repairs, maintenance, and DIY projects. It features alloy steel bolts, nuts, and washers in multiple common sizes to support furniture assembly, equipment work, and vehicle applications. The U.S. Grade 5 mechanical performance and galvanized finish help provide dependable strength and corrosion resistance. Three adjustable transparent storage boxes with labeled compartments make organization and part selection easier.