DT DIATOOL Diamond Drill Bit 90mm Hole Saw for Dry Drilling Tile Porcelain Marble Ceramic Granite

1 piece 90mm dry diamond drill core bit Diameter: 90mm; Diamond Height: 15mm; Total Length: 62mm; Grit:#40/50; M14 Thread for Angle Grinder Dry drilling for tile porcelain ceramic granite marble stone High diamond exposure rate provides a faster and more aggressive drilling Vacuum brazed technology provide much longer life than electroplated ones, Weight: 0.881849048 Pounds, Manufacturer: DT-DIATOOL