5* 6mm Dry Diamond Drill Bits For Porcelain Granite Tile Glass Ceramics Marble

The dry diamond drill bit uses vacuum brazed technology, which allows it to be used at a higher temperature to cut through hard porcelain tile, ceramics, marble, and slate with ease. Vacuum Brazed Diamond drilling bits for dry drilling of granite, marble, masonry, concrete, tile/ceramic, glass, hard plastic, etc.

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