Excellent quality,heavy duty variable pitch 65Mn hole saws for cutting hard wood,plastic,plaster and soft metal.Manufactured from good quality 65Mn steel with body and hardened teeth(HRC 60-62)welded
We can supply all kinds of H.S.S.Twist Drills, and drill bits.with high quality and professional usage.we also have many kinds of drill bits sets,with blow case plastic case packing.
1. Shaking as recharge power2. No battery or power needed, environmental wind-up white light3. Shake it for one minute, and it will keep working for 10 minutes4. Lightweight, convenient for traveling