Milwaukee SHOCKWAVE™ Impact Duty™ 1" SQ1 Square Bits, 2-Pack are engineered for extreme durability and up to 10 times the life of standard bits. Crafted from proprietary steel and heat treated to precisely control hardness, these SHOCKWAVE Impact Duty™ Driver Bits feature an innovatively designed geometric shock absorption zone that significantly extends their lifespan. The forged tip ensures a secure grip and maximum contact, effectively eliminating stripping or slipping during use. ly suited for cordless tool users, the SHOCKWAVE Impact Duty™ accessory line excels in heavy-duty impact applications and provides a comprehensive system solution for all your drilling and fastening needs. Model Number: 48-32-4421