Tungsten Carbide Tipped Diamond Tipped/Grit Fast Cut Multi-Purpose (MPH Line) Carbide Tipped (CT Line) Carbide Tipped Stainless Steel Sheet Metal (SM Line) Ceramic and Abrasive Material Tile Drill and Hole Saw (D Line) 2-1/8" (54mm) 1-5/8" (41mm) 1/2" (13mm) Diameter Dependent ü ü ü ü ü ü ü ü ü ü 11 starrett.com H ole S aws