12PCs/Box M10 Hand Drill Hole Opener Wet And Dry Use Marble Drill Bit Woodworking

Label:Yes Usage: Used for opening holes in marble materials Packing size: about 19.5x15x5cm(7.68x5.91x1.97in) Weight: 0.65kg/box Size:Diameter: 6/8/10/12/14/16/18/20/22/25/30/35mm(0.24/0.31/0.39/0.47/0.55/0.63/0.71/0.79/0.87/0.98/1.18/1.38in) Package:12pcs/box Drill Bit Set Color:as show Material: Emery,carbon steel Name: Hole opener set Highlight description: Scope of Application: It is suitable for drilling ceramic tiles, porcelain, glass, marble, slate, granite and other stones, and is suitable for various kinds of electric drills and impact drills Professional Design: coating makes the drill bit incisive, improves the drilling speed, and is not easy to wear out after long term use. Chip holes on the side allow you to add water to cool down and clean debris Accurate Positioning: The drill bit has good cutting hole finish and good cleaning effect. effectively reduce drilling resistance, accurate positioning.