DEWALT DW2570 #12 Countersink with 7/32-Inch Drill Bit Drill, countersink and counterbore in one step Four-cutter countersink and tapered drill bit provide superior speed and ideal finish Replacement tapered bits offered For fine wood drilling Drill, countersink and counterbore in one step Four-cutter countersink and tapered drill bit provide superior speed and ideal finish Replacement tapered bits offered