12 14 16 18 20 22 24 26 28 30 35 40 50mm Diamond Drill Bit
12/14/16/18/20/22/24/26/28/30/35/40/50mm Diamond Drill Bit Hole Opener Saw Tool for Stone Ceramic Marble Glass High Quality Use: Metal Drilling Type: Center Drill Bit Brand Name: CHBDGJ Material: Diamond Model Number: 002 is_customized: Yes length: SIze: 12-50mm DIY Supplies: Metalworking Factory direct sales, specializing in the production of various Hole Saw Series . Product include : 1.T.C.T Hole Saw Series ; 2.H.S.S Hole Saw Series ; 3.Woodworking Hole Saw Series 4.Bi-Metal Saw Series 5.Arbors for Bi-metal Hole Saw Series 6.Diamond Hole Drill Series 7.T.C.T and Diamond Hole Saw Series 8.Woodworking Thin Board Hole Saw Series 9.Diamond Grinding Discs Series Features and specifications： Meritals :carbide alloy Diameter:12-50mm Cutting Depth :15-25mm Used for opening the class,pottery and porcelain,arble N...