1352 PCS Metric Set of Hexagon Bolts & Flange Bolts -8.8 Grade, M5 M6 M8 M10 M12 Heavy-Duty Hexagonal Bolt and nut Set, Galvanized zinc, a Unique Double-Sided Outer Box

1352PCS Metric Hex Bolts & Flange Boltswith metric dimensions (M5, M6, M8, M10) covering most common applications. The kit includes yellow galvanized flange bolts and hex bolts, flange nuts and hex nuts, flat washers and lock washers. It provides a complete set in one, eliminating the need to search around. | 8.8 grade Carbon steel M5, M6, M8, M10 bolts are made of durable carbon steel, with the surface treated by yellow zinc plating. Their strength reaches 8.8 grade, featuring high tensile strength and tight, clear threads, ensuring a secure and stable installation in various applications and meeting your diverse needs. | 560PCS Flange Bolt Kit:M5 bolt (10mm/16mm/20mm/25mm/30mm);M6 bolt (12mm/16mm/20mm/25mm/30mm);M8 bolt(20mm/25mm/30mm/35mm);M10 bolt(20mm/25mm/30mm/35mm);M12 bolt(25mm/30mm/35mm/40mm) .Flange Nuts,Flat Washers, Lock Washers. | 792PCS Hex Socket Button & Cap Head Metric Bolts,,M5 (12mm/16mm/20mm/25mm/30mm);M6 (12mm/16mm/20mm/25mm/30mm);M8(16mm/20mm/25mm/30mm);M10(25mm/30mm/35mm/40mm);M12(25mm/30mm/35mm/40mm) ,Nuts,Flat Washers,Lock Washers. | Double-layer portable toolbox packagingone side for placing the flange bolt set, and the other side for placing the external hex bolt set. The bolts are classified and placed in separate compartments with labels, which is convenient to use. Moreover, the partitions can be removed and the size of the grids can be redesigned according to personal preference, making it easy to carry, store, and come with a manual.