Eachine 10pcs Diamond Glass Drill Set Glass Ceramic Marble Hole Drill 6-30mm

10PCS Diamond Glass Drill Glass Ceramic Marble Hole Drill 6-30MM Opening neatly, smooth, no broken edges, no tremor situation Small incision resistance, improve the speed of opening, easy to decorate and remove chip after notching Suitable for thick glass, ceramics, tiles, marbl/granite and other hard and brittle materials Specification Material:Diamond Diameter: 6/8/10/12/14/16/18/20/22/30mm Attention: This product work with 3.2 drill chucks Scope:Rechargeable drill, impact drill, bench drill and other drilling machines. Package 1 Glass Drills Set Diameter: 6mm, 8mm,10mm Diameter: 12mm Diameter: 14mm Diameter: 16mm Diameter: 18mm Diameter: 20mm Diameter: 22mm Diameter: 30mm