3PCS 6mm/8mm/10mm Vacuum Brazed Diamond Drill Bits with M14 Thread for Dry Drilling in Porcelain, Tile, Granite, and Marble

3pcs Vacuum Welded Drill Bits M14 Thread Diameter

Diameter 6, 8, 10 mm, Total Length 60 mm, Diamond Height 10 mm, Thread M14

Drilling in dry or wet tile, stone, marble, granite, ceramic

Vacuum brazing technology offers a much longer lifespan than galvanized bits

Less chipping; Minimal breakage; Less heat generation; Better finish quality