General description 340 pieces of black self-drilling sheet metal screws made from stainless carbon steel. This self-tapping screw kit features flat head cross-head screws, ideal for various fastening needs. Technical specifications Material: Nickel-plated carbon steel Sizes included: M3.0x10, M3.5x12, M3.5x16, M3.5x25, M4.0x10, M4.0x12, M4.8x12 Total quantity: 340 screws Wide Application Suitable for door handles Applicable in the machinery industry Ideal for small repairs around the workshop, garage, or home furniture Packing Includes 60 pieces of M3.0x10 Includes 60 pieces of M3.5x12 Includes 50 pieces of M3.5x16 Includes 30 pieces of M3.5x25 Includes 30 pieces of M4.0x10 Includes 40 pieces of M4.0x12 Includes 30 pieces of M4.8x12