M14 Thread Vacuum Brazed Diamond Core Drill Bit

Vaccum brazed diamond core drill bit or called vaccum brazed diamond hole saw, This is the ideal diamond core drill bit for ceramic workers, construction workers, general contractors and tradesmen.           Vacuum brazed technology leads to less heat generation and can bear heavy duty working, Diamond core drill bit can be used at a higher temperature to drill through porcelain tile, ceramic, marble with ease; Premium-grade diamond core drill bitt for long lifetime,less chipping and minimizing any breakage;