General description VersaDrive HSS-Cobalt Drill Bit 5.5mm is designed for exceptional performance in metal drilling. These long-life twist drill bits are suitable for use in any standard 1/2" drill chuck, making them versatile for cordless or pistol drills, as well as adaptable for Magnet Drills or Impact Wrenches. Technical specifications Diameter: 5.5mm Material: 8% Cobalt Coating: GoldMax Low Friction Titanium Flute Design: Precision Ground with deep web for easy chip clearance Split Point: 135° for easy starting and high accuracy Max Torque Recommendations for 10mm Steel: 5.5mm requires 135Nm Installation Can be used in standard 1/2" drill chucks Adaptable for Magnet Drills and Impact Wrenches Usage Fast drilling with minimal kickback Recommended for drilling holes in structural steel and hard metals Can be used to enlarge existing holes with an Impact Wrench When using an Impact Wrench, avoid engaging the impact mechanism while drilling to prevent excessive pressure Drilling time