dry drilling for porcelain,tile,granite,marble,stone,masonry,brick

High performance vacuum barzed diamond core drill bit provide fast and smooth drilling;

Premium-grade diamond core drill bitt for long lifetime,less chipping and minimizing any breakage;

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;

Diamond core drill bit with better finish quality such as drilling clean and accurate holes;