Use in any standard drill chuck, and Use with the VersaDrive Magnet Drill adapter to convert to a broaching cutter. Use with the MultiSink tool to broach and Countersink in one operation. Massive 70mm reach WITH 55mm depth of cut, ideal for drilling channel, box section and thick steel. Premium quality Tungsten Carbide Teeth for ultimate tool life. Perfect for drilling heavy steel in locations that aren't suitable for a magnetic drill. High strength, non-slip shank design. Use in any standard drill chuck or with a magnet drill adapter Combine with the MultiSink Tool to broach and countersink in one operation.