Our Shockwave Impact Duty Torx Bits are engineered to be the Most Durable, Best Fitting driver bits on the market. The Wear Guard Tip delivers increased wear resistance which protects the fit over the life of the bit. The Shockzone is optimized for for each tip type and length of driver bit to absorb peak torque and prevent breaking. The Custom Alloy76 has a customized steel and heat treatment per tip type to extend the life of the driver bits, providing up to 50X life vs. competitive impact driver bits. The Milwaukee Shockwave driver bits are built to deliver extreme durability for the most demanding applications.FEATURESWear Guard Tip protects fit over the life of the bitCustom Alloy76 Steel is engineered to extend bit lifeUp to 50X life vs other impact bitsShockzones are optimized in both length and width per tip type for best performance across tip types.