772-Piece Grade 8 Bolt Assortment Kit, Heavy-Duty Bolt and Nut Kit, 1/4-20, 5/16-18, 3/8-16, 1/2-13 SAE Sizes Included

Grade 8 Bolt Assortment Kit: Made of grade 8 alloy steel, corrosion resistant, good wear resistance, high hardness.

MORE SAE SIZES: 1/4-20 x 1/2" to 1-1/2", 5/16-18 x 3/4" to 2", 3/8-16 x 3/4" to 2" and 1/2-13 x 2-1/2"

. The package includes 193 SAE hex bolts, 193 hex nuts, and 193 spring washers; you do not need to purchase additional nuts and washers. Quick Toolbox Update: We are always looking for more suitable toolbox packaging for our heavy-duty bolt and nut assortments. This 30-compartment, double-sided box has a larger capacity, is sturdy, and is a convenient organizer for bolts and nuts. Wide Applications: The bolt and nut kit is widely used in the repair of machinery, furniture, cars and motorcycles, and DIY design.