M14 Dry Vacuum Brazed Diamond Drill Core Bit Set Drilling Hole Saw Tools For Tile Marble Granite Stone

Material: Diamond Shank: M14 Thread Color: BLACK Size: 6mm/8mm/10mm/12mm/20mm/35mm/45mm/68mm Total height: 60mm Diamond height: 10mm Features: 1. Dry drilling without water feeding, 6mm-12mm bits with Wax inside helps cooling the bits 2. Wide application for drilling tile ceramic granite marble stone. 3. Vacuum Brazed technology provide much longer working life than electroplated ones (Generally 3-5times) 4. Less Chipping, Minimizing breakage, less heat generation, Better finish quality 5. High diamond exposure rate provides a faster and more aggressive drilling. 6. If you want to install it on an electric drill, you need to purchase an additional adapter. For details, please consult customer service. Note: 1.Due to manual measurement, please allow 1-3mm error, thank you. 2.Due to shooting problems such as light, there will be chromatic aberration, please be careful.