Self-Centering Drill Bit, Hinge Hole Puncher Door Hinge Drill Bit, for Industry Door Window Professional Use - Product Features
- Adopting brass body with high speed steel drill bit, high strength and hardness, durable in use
- Comes with 4 drill bits of the most common sizes for carpenter: 5/64
- Features accurate positioning, effectively improve drilling efficiency
- The wood chips will auto discharge from the top hole so the drill won't get stuck
- Quick to change drill bit by one-hand operation