Features Made of 304 stainless steel, the 304 stainless steel material provides strength and offers good corrosion resistance in many environments. Widely used in household and office equipment, communication equipment, ship assembly and other machinery industries. Ideal for use in confined areas as fasteners, industrial and construction fasteners. A total of 180 screws and 50 nuts for general use will meet your daily basic needs. There are many different lengths of round head screws that you can use for different purposes and projects. Description: These bolts and nuts are made of high quality 304 stainless steel, which ensures strength and good corrosion provides resistance in many environments. The round head design is ideal for use in confined areas as fasteners, industrial and construction fasteners. There are many lengths in this set that can be widely used in household and office appliances, machinery, furniture, repairs and inventions. Specifications: Material: 304 stainless steel. Grade: A2-70. Colour: silver. Standard: Metric Screw type: half round head with hexagon socket. Thread: M2. Size Quantity: M2 x 4 30 pieces. M2 x 6 30 pieces. M2 x 8 30 pieces. M2 x 10 30 pieces. M2*12 30pcs M2*16 30pcs M2 nuts, pack of 50. Box size: 13.2 x 7.2 x 2.3 cm / 5.19 x 2.83 x 0.9 inches. Package includes: 180 x screws. 50 x nuts Package List