1 Piece 2 Inch Diamond Beveling Chamfer Bits For Granite Marble Tiles | | Dia 50Mm/2": Workable Length 46Mm; With The Thread Of 5/8"-11 For Angle Grinder | | Designed To Enlarge, Shape And/Or Round Bevel Existing Holes In Porcelain, Hard Ceramic, Granite And Marble | | Diamond Beveling Chamfer Bit Can Bevel Or Chamfercrated Rough Holes On Glass,Granite, Marble, Stones,Ceramic And Porcelain Tiles | | This Is A Save Money Tool Because With Just One Standard Core Bit And This Finger Bit You Are Able To Create Many Different Hole Sizes, Without Needing To Buy Several Different Core Bits | | |