Milwaukee Shockwave Impact Duty Driver Bit Set - 32 PieceOur MILWAUKEE SHOCKWAVE Impact Duty 32PC Driver Bit Set is engineered to be the Most Durable Best Fitting driver bits on the market. The WEAR GUARD TIP delivers increased wear resistance which protects the impact bit's fit over the life of the bit. The SHOCK ZONE is optimized for each tip type and length of driver bit in the set to absorb peak torque and prevent breaking. The driver bits are made from CUSTOM ALLOY 76 steel and a proprietary heat