Specification: Material: 304 Stainless Steel Color: Silver Dimensions and Quantities: Square Nut m3 x 40 Square nut m4 x 50 Square nut m5 x 25 Square nut m6 x 15 Square nut m8 x 10 M10 x 10 Square Nut Features: 1.Made of 304 stainless steel, good rust resistance and corrosion. 2.Compared to conventional hex nuts, square nuts have a greater surface area in contact with the part to be fastened and therefore offer greater resistance against solutions. 3.The Plastic Storage Box your items safely and meticulously stored and to find them quickly when you need them. 4.Industrial and construction fixings, Allow your work to faster and more efficient completion. 5.Widely used in home, hardware, agriculture, military and other machinery. < p>Scope of delivery: 150 Pcs Square Nut (6 sizes: M3*40, M4*50, M5*25, M6*15, M8*10, M10*10) 1 Pcs Box Compartment Note: 1) The products contain small parts, never let children play to avoid ingestion by inadvertently. 2) The color of the product may vary