475pc Goliath Industrial Ssnb475 Stainless Steel Metric Nut Bolt Assortment Brand New 475pc Stainless Steel Metric Nut Bolt Washer Assortment Set Stainless Steel Nuts And Bolts Won't Rust And Corrode Bolts: 20pcs M4 X 16MM 20pcs M4 X 25MM 20pcs M5 X 20MM 20pcs M5 X 25MM 20pcs M6 X 20MM Lock Washers: 50pcs M4 50pcs M5 25pcs M6 Flat Washers: 50pcs M4 50pcs M5 25pcs M6 Nuts: 50pcs M4 50pcs M5 25pcs M6