1285 Pieces M2 M3 M4 M5 Screws Nuts Washers Assortment Kit, Metric Screw Set, Bo

√【Kindroufly Combination】: M2 x 8/12/16/20 mm, M3 x 8/12/16/20 mm, M4 x 8/12/16/20 mm, M5 x 8/12/16/20 mm, socket head cap screws with matching hex nuts and flat washers, total 1285 pieces, different sizes and enough quantities can meet your different daily needs. √【High Quality 12.9 Grade Alloy Steel】: Kindroufly screws kit are made of 12.9 grade alloy steel, which have smooth surface, high strength, not easy to deform, corrosion resistance and rust resistance, can ensure a long time using in bad environment like high temperature, cold weather, and high humidity areas. √【Socket Head Cap Screws Kit Function】: Kindroufly socket head cap screws are precision threaded fasteners with an internal socket drive for installing in areas with limited side clearance. The internal hex drive requires an hex wrench. They are known for their efficient application performance and endurance. √【Multi-functional Storage Box】: All Kindroufly 1285 pieces socket head cap screws nuts washers are packed