Our SHOCKWAVE Duty Torx impact bits are designed to be the most durable and best-fitting screwdriver bits on the market. Wear Guard Tip provides increased wear resistance, protecting the fit throughout the life of the bit. Shockzone is optimized for each bit type and length of screwdriver bit to absorb maximum torque and prevent breakage. Alloy76 features custom steel and heat treatment by bit type to extend the life of screwdriver bits, allowing up to 50 times longer life than competitive impact driver bits. MILWAUKEE SHOCKWAVE Screwdriver Bits are built for extreme durability in the most demanding applications.