This product is a self tapping screw. It is made of solid materials. It is safe and . It can serve you for a long time without being easily damaged. It is an excellent self tapping screw that can bring you more convenience, allowing you to have comfortable experience. Features -Color:Silver -Material:carbon steel -Size:1.20X0.20X0.20cm/0.47X0.08X0.08in - Made with premium carbon steel material, for lasting use. - The tooth thread is self-tapping, and the tooth self-extrusion screw at the end point is formed. - Perfect for most building materials, such as wood, artificial board, particleboard and medium-density fiberboard. - Every detail is carefully crafted, experience the high durability and practicality. - Outstanding workmanship, reasonable design, stable and practical, will bring you a . Package list: 1.2x3 screws 1.4x3 screws 1.4x4 screws 1.4x5 screws 1.4x6 screws 1.4x8 screws 1.2x4 screws 1.5x3 screws 1.5x4 screws 1.5x5 screws 1.5x6 screws 1.5x8 screws 1.2x5 screws 1.7x4 screws 1.7x5 screws 1.7x6 screws 1.7x8 screws 1.7x10 screws 1.2x6 screws 2x4 screws 2x6 screws 2x8 screws 2x10 screws 2x12 screws