HUHAO Drill Bit Hole Puncher, Plastic And Wood Hole Cutter Tool, Hexagonal Shank Extended Woodworking Drill Bit Set

1. Cordless drills require models with a power of 48V and above.

2. Hand drills require models with a power of 800W and above.

3. Auger drills have high resistance for deep holes; if drilling becomes difficult, consider using a higher power drill.