Features and Benefits:�Wear Guard Tip™ protects fit over the life of the bit�Optimized Shockzone™ absorbs peak torque and prevents breaking�Custom Alloy76™ Steel engineered for extended life�Up to 50X Life vs other impact bits�Laser etched size for easy identificationMilwaukee® SHOCKWAVE™ Impact Duty™ driver bits are engineered to be the most durable, best fitting driver bits on the market. The optimized Shockzone™ geometry is unique for each tip type to provide up to 30x longer life and absorbs 3x more torque vs. other impact bits. The Precise Fit Custom Machined Tip™ prevents stripping and reduces wobble while the Custom Alloy76™ steel and proprietary heat treat process maximizes resistance to wear and shock. SHOCKWAVE™ driver bits are built to deliver extreme durability for the most demanding applications.