[Size]- Head Diameter: 13.4mm / 0.53-inch; Cutting Length: 41mm / 1.61-inch.. [Features]- Coarse Grit Diamond: 46 grit great on soft stone, marble and glass.. [Brazing Process]- Serving life longer than conventional diamond coated rotary points.. [Application]- Suitable for use in grind the edge of glass, metal, woods, stone, marble, rock, shells, tile, etc. Can be used for stone milling, engraving characters pattern.. [Using Advice]- Carved in a shallow layer of stone, to protect the diamond head. Use wet or dry; Water or other cooling agent is recommended..
