ApplicationDiamond core drill bits tile cutter are worked great for dry drilling holes through hard porcelain tile, ceramics,bathroom tile,granite & marble, masonry, concrete, hard plastic with ease
Vacuum brazedVacuum brazing is the most effective and precise way of making diamond tools. It makes the industrial diamond grains permanently brazed to the edge of steel core, creating an unbreakable and extremely heat resistant segments
Machinecompatible with most angle grinder,Recommend 3000 RPM,Max 6000 RPM;If used in hand drill/bench drill, need an adapter