The Milwaukee SHOCKWAVE Impact Duty Double-Ended Power Driver Bits are engineered to be the market's most durable, best-fitting Driver Bit Driver Bits. The optimized Shockzone geometry is unique for each tip type, providing up to 50X longer life and absorbing 3X more torque versus other impact Driver Bits.SHOCKWAVE Impact Duty double-ended power Driver Bits are built to deliver extreme durability for the most demanding applications.SHOCKWAVE Impact Duty double-ended power Driver Bits can be used in impact Driver Driver Bits or drill Driver Driver Bits. Each bit offers two common tip types, offering more versatility with less clutter.