DISSTON Blu-Mol Xtreme Diamond Torsion Bit that produces 150% more torque. It is impact resistant and magnetized. The Blu-Mol Xtreme Diamond Bit Torsion Bits provide 150% more torque over standard bits and the ability to drive or remove screws in all conditions. It has 18% more cycle life compared to standard bits. The diamond grain tip provides improved friction between the insert tips and fasteners. It has a hex shank for quick change and non-slip grip. It is impact resistant for the ability to spin and bend under stress. Available in all sizes and lengths.