Milwaukee? SHOCKWAVE? Impact Duty? driver bits are engineered to be the most durable, best fitting driver bits on the market. The optimized Shock Zone? geometry is unique for each tip type to provide up to 30X longer life and absorbs 3X more torque versus other impact bits. SHOCKWAVE? driver bits are built to deliver extreme durability for the most demanding applications. SHOCKWAVE? Impact duty driver bits can be used in impact drivers or drill driver.