Must Have Tile Tool:This Diamond Chamfer Bit designed to Bevel, Enlarge Holes, Trim, Shape, Smoot Rough Cutting Surfaces in Porcelain, Hard Ceramic Tiles, Granite, Quartz and Marble Countertop and more
Multi-Functional: The Diamond Cone Countersink Drill Bit equals a bunch of different sizes core bits; with one core bit to start a hole, this bit can enlarge the hole into any size between 0 to 2inch (0~50mm)
High Quality: This Diamond Hole Saw bit is heavily diamond coated, it can grind wet or dry, no chips, scratches or bumps, make beautiful holes; recommend to do some test holes in scrap to get the feel for it
Fit Angle Grinders & Electric Drills: The Diamond Chamfer Bit built with 5/8"-11 Thread for most Angle Grinders