Features:
- Complete hole drilling, tapping and deburring/countersinking in one operation with power drill saves labor and time
- Back tapered beyond tap toprevent thread damage from over-drilling
- Deburr/countersink also provided on bit beyond back taper
- Made from hardened high-speed steel vs. carbon steel forlonger life
- High quality hex shank to ensure strong connection to drill chuck
- Designed to tap up to 10-gauge metal
- Quick change adaptor included in both metric and standard kits