GREENLEE High Speed Steel Drill and Tap Bit 6-32 is a high-speed steel bit, split point with web thinning. Its high-quality hex shank ensures a strong connection to drill chuck. Complete hole drilling, tapping and deburring or countersinking in one operation with a power drill. Designed to tap up to 10 ga metal. Back taper or deburr or countersink beyond tap to prevent thread damage from over-drilling.