iExcell 1350 Pcs 10 9 Grade Alloy Steel M3 Hex Socket Button Head Cap Screws Nuts Washers and Hex Key Wrench Kit

?Meets/exceeds: ISO7380 ? Screw head style: Button; Screw drive style : hex socket drives, also known as internal hex drives ? Material of hex key wrench: chrome-vanadium steel, nickel plated ? Material of screws nuts and washers: Alloy steel, Black oxide Finish ? Easy to store: these screws,nuts, washers and a wrench come in a sturdy easy-use case Item--Thread Length--Total Length M3 x 6-------6mm------7.6mm M3 x 8-------8mm------9.6mm M3 x 10-----10mm-----11.6mm M3 x 12-----12mm-----13.6mm M3 x 16-----16mm-----17.6mm M3 x 20-----20mm-----21.6mm M3 x 25-----25mm-----26.6mm M3 x 30-----30mm-----31.6mm M3 x 35-----35mm-----36.6mm M3 x 40-----40mm-----41.6mm M3 x 45-----45mm-----46.6mm M3 x 50-----50mm-----51.6mm Package Contains: M3 x 6-------50 Pcs M3 x 8-------50 Pcs M3 x 10------50 Pcs M3 x 12------50 Pcs M3 x 16------50 Pcs M3 x 20------50 Pcs M3 x 25------25 Pcs M3 x 30------25 Pcs M3 x 35------25 Pcs M3 x 40------25 Pcs M3 x 45------25 Pcs M3 x 50------25 Pcs M3 Nuts-----450 Pcs M3 Washers--450 Pcs Hex Wrench----1 Pcs Total: 1351 Pcs