1pc Dry Diamond Drilling Core Bits Ceramic Tile Hole Saw Cutter Granite Marble Drill Bits with M14 Thread Opener

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.

Description 100% brand new and high quality Material: Diamond Color: Black Optional model (borehole diameter): 6mm/8mm/10m/12mm/14mm/16mm Package include:1 x Diamond Drill Core Bits