Shockwave™ Impact Driver 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. Sho