Vearter 6-16mm Hex Shank Vacuum Brazed Diamond Dry Drill Bits Hole Saw Cutter for Granite Marble Ceramic Tile Glass

Brand:Vearter ​Specification: 6/8/10/12/14/16mm ​Material: Diamond ​Shank: 6.35mm Hexagon Shank ​Diamond Length: 10mm ​With cooling wax ​ ​Application: ​ ​For drilling granite, marble, masonry, concrete, tile/ceramic, glass, hard plastic..... ​ ​Feature: ​ ​Wax inside for cooling, Dry drilling without water. ​ ​Very high efficiency, multi-purpose drilling. ​Long life drilling. ​ ​Attention: ​When using brazed diamond hole saw, the speed of the electric tool should not be lower than 2000 rpm/min, The faster the speed, the better the effect.the hole saw should not be pressed down very hard, otherwise it is easy to damage the hole saw.