Milwaukee SHOCKWAVE™ 2" 2PC ECX™ Impact Bits Combo Kit is engineered for unparalleled durability, featuring innovative technologies that enhance both performance and longevity. The Wear Guard Tip™ increases wear resistance, ensuring the bit maintains its fit throughout its lifespan. The Shockzone™ is carefully optimized for each tip type and driver bit length to absorb peak torque and prevent breakage. Crafted with Custom Alloy76™ construction tailored to the specific tip type, these bits deliver exceptional longevity, lasting up to 50 times longer than competitive impact driver bits. Built to withstand the toughest applications, MILWAUKEE® SHOCKWAVE™ driver bits durability and reliability. Model Number: 48-32-4443