The VersaDrive Countersink is a premium quality countersink with fully ground flutes and Titanium coating to help reduce wear and blunting. VersaDrive Countersinks have a patented non-slip, Hex shank suitable for use in any standard 1/2 drill chuck for cordless or pistol drills or used with a VersaDrive Rapid Lock adapter for use in a wide range of powertools such as Magnetic Drills. Utilise the convenience and power of an impact wrench to quickly debur and countersink holes up to 16.5mm with minimal torque kick-back against the operator.Features & Benefits- 90 Point Angle for Countersunk Bolt Heads- Safer use with minimal kickback- Specially hardened for impact wrench use up to 16.5mm- High-Grade Tool Steel for high accuracy & long life- GoldMax low friction Titanium Coating to stop burn out- High Strength, Non-slip shank design- 1st Impact rated countersinks on the market