Milwaukee® ShockWave™ Impact Duty™ driver bits are specifically designed for exceptional longevity, boasting durability up to ten times longer than standard bits. Crafted from exclusive steel and subjected to precise heat treatment to regulate hardness, these driver bits incorporate a cutting-edge Shockzone™ , prolonging their lifespan. With a forged tip ensuring a firm hold and optimal surface contact, they effectively prevent stripping or slipping during use. Milwaukee® 48-32-4731 ShockWave™ Impact Duty™ Impact Insert Bit Hex, 12 mm, 1 in, 25 pk