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 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. Milwaukee® 48-32-4735 ShockWave™ Impact Duty™ Impact Torx® Bit, T20 Torx® Point, 1 in, 25 pk