2020Pcs Nuts and Bolts Assortment Kit 32-Sizes M2/M3/M4/M5/M6 Nut Bolt Washer As
Material Carbon Steel Carbon Steel Carbon Steel 304 Stainless Steel. Fastener Type Hexagon Bolt. Material Carbon Steel. Head Type Round. Head Style Flat. Thread Style Right Hand. Thread Class 3B. Weight: 2.27 lb.