Vacuum brazed diamond hole saws, tile drills, glass drills, porcelain drills, ceramic drills for pots Vacuum brazed diamond hole saws, tile drills, glass drills, porcelain drills, ceramic drills for pots Standard 3/8" shank fits standard drills, electric or cordless. Standard 3/8" shank fits standard drills, electric or cordless. High Quality Diamond Drill Bits, Glass Drill Bits, Diamond Hole Saw Drill Bits - DRILL THROUGH TILES and Backer Cement Board Extra long (tall) diamond drill bits for ceramic tiles, diamond drill bits for granite and quartz countertops Extra long (tall) diamond drill bits for ceramic tiles, diamond drill bits for granite and quartz countertops Large enough to go through 2" thick ceramic tiles, diamond bits for granite and quartz countertops Large enough to go through 2" thick ceramic tiles, diamond bits for granite and quartz countertops Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia