- Design
- Large-capacity spiral groove, anti-burning drill, anti-sticking knife, fast chip removal, quick heat dissipation
- Blade
- Nano-coating upgrade, thickened nano-coating, waterproof and rustproof, suitable for direct processing of hardened steel above 65°, reduces the need for frequent tool changes, use coolant when drilling hardened steel
- Handle
- Universal chamfered round handle, easy to use, strong compatibility, non-slip, tight grip, high load-bearing capacity, not easily broken
- Product Parameters
- Choose the appropriate drill bits according to your needs
- Name
- Tungsten steel twist drill
- Material
- High-hardness tungsten steel drill bit
- Specifications
- 1-12 mm