Autoly 7.5-Inch/190mm Hole Saw Cutter Corn Hole Drilling Cutter

الوصف

Package Content: 1 x Hole Saw + 2 x Pilot drill bit + L Wrench Please Note: 1. Start drilling with a slow drill rotary speed, or the centre bit may be shattered on first use. 2. Keep the drill be stable when drilling, otherwise the centre bit may get snapped due to excessive shaking. 3. Please remove the spring on the pilot bit when you are drilling a hole on the materials with over 10mm thick. 4. Hole saw may become overheated and get damaged or even burned up due to fast rotary friction, we suggest customers to use coolant to keep the hole saw cold during usage.