Thread Diameter: ST4.2(#8); Length: 1"(25mm); Screw Head Size: 7.82 x 2.95mm / 0.31" x 0.12"(DxT); Thread Pitch: 1.4mm; Screw Drilling Range (Plate Thickness): 1.75mm-3mm; Package Content: 50pcs x Self-Tapping Screws
Material: Made of 410 stainless steel, zinc plating treatment on the surface, high strength, rust and corrosion resistance, durable.
Design: It is driven by a cross groove, with uniform force, easy to lock, not easy to slip, and convenient and quick to use.
Advantage: The thread design of the flat head self-tapping screw can easily penetrate wood boards, plastic boards, and metal boards, making the connection between the two fast, and can maintain a good grip and is not easy to deform.
Application: 410 stainless steel self-drilling screws are widely used in various product field, such as industrial machinery, instruments and equipment, electronic products, furniture and home appliances, car and ship accessories, locks, lamps, etc.