Milwaukee® Shockwave™ Impact Duty™ Driver Bits Are Engineered For Extreme Durability and Up to 10X Life. Made From Proprietary Steel and Heat Treated to Control Hardness, The Shockwave™ Impact Duty™ Driver Bits Feature An Innovatively Designed Geometric Shock Absorption Zone to Extend Life. The Forged Tip Allows For A Secure Grip and Maximum Contact Eliminating Stripping or Slipping. Broadly Targeting Cordless Users, The Shockwave™ Impact Duty Accessory Line Is Not Only Ideal For Heavy Duty Impact Applicat