1.Brand new and high quality.
2.Excellent for making clean and accurate hole on glass and tile.
2.Material: High-speed Steel
4.Height: About 50mm
Glass openings can be installed in the ordinary hand drill and other professional drilling machine used. Because it has not center positioning drill, firstly, the operation of the opening device to 45 degrees tilt, slow down the drill speed, slow contact the side of glass without opening the hole and open a crescent groove (crescent groove can be located from the role), and then vertical drill, so you can successfully complete the hole operation, pay attention to the speed when opening,it can not be too fast, especially when it began to drill and about to get through. In the process of opening the hole,you must continue to add water to cool the hole
10pcs Diamond Drill Bit(6mm/8mm/10mm/12mm/15mm/16mm/18mm/20mm/22mm/30mm)
Material: High-speed Steel
Brand new and high quality.
Excellent for making clean and accurate hole on glass and tile.
Use for Tiles, Glass, Fish Tanks, Marble, Granite, Ceramic