Features:1. Made of high-quality metal material, not easy to rust and break, long-term use, strong and durable.2. Manual tapping saves time and effort: This drill bit can improve thread processing efficiency and is an essential tool for manual tapping operations.3. Suitable for use with hand drill chucks, bench drills, etc.4. It is suitable for drilling, tapping and cutting of hard materials such as light metal aluminum plates, iron plates, and ordinary stainless steel.5. Specially designed for cutting threads of standard size screws, clean and tidy, without burrs, providing quick chip removal and realizing efficient threads. Notice:1.Actual color may be slightly different from the image due to different monitor and light effect2.Please allow 1-3cm deviation due to manual measurement Description:Material: Stainless steelSize: As shown Package List:1 x Drill Bit