Milwaukee SHOCKWAVE Impact Duty 48-32-4062 Driver Bit Set, Steel, 74-Piece | Our SHOCKWAVE Impact Duty driver bits are engineered to be the most durable, best fitting impact driver bits on the market. We created optimized Shock Zone bit geometry that is unique for each bit tip type. This provides up to 30X longer life and absorbs 3X more torque versus other impact bits. SHOCKWAVE driver bits deliver extreme durability for the most demanding applications. Precise Fit custom machined tips prevent bit stripping and reducing wobble while in use. Our custom Alloy76 steel maximizes bit resistance to wear and shock. Our SHOCKWAVE Impact Duty driver bits can be used in both impact drivers or drill drivers. The 74-piece set comes with a wide assortment of driver bits so you can get the job done right every time.