VersaDrive ImpactaTaps perform best when adapted for use with an Impact wrench for Tapping through holes. However, they can also be adapted for use in a reversible Magnet Drill, or even used with any standard Hand Tap wrench. Fast Tapping with Minimal Kickback; Specially hardened for Impact Wrench use. Chipbreaker action for Automatic chip clearance when Impact Tapping. Unique Dual-Point Starting Angle for easy alignment and fast cut. High Grade Tool Steel with Ground Flutes for high accuracy & long life. GoldMax low-friction Titanium coating to stop heat burn out. High Strength, Non-slip Shank Design.