Milwaukee SHOCKWAVE Impact Duty™ QUIK-CLEAR™ 2-in-1 Magnetic Nut Driver Set delivers exceptional durability and versatility with its innovative QUIK-CLEAR™ Magnet and dual-size functionality. This set features a unique cleaning mechanism that quickly removes metal shavings from the magnet, helping to prevent fastener head stripping for a reliable fastening experience. It includes two shanks, each combining two nut driver sizes: one with 1/4 in. and 5/16 in., and the other with 5/16 in. and 3/8 in. color-coded rings make size identification fast and straightforward. The Impact Duty™ magnet maintains a strong grip that won’t loosen over time, ensuring consistent and secure fastener engagement. Built with heat-treated CUSTOM ALLOY76™ steel, these drivers enhanced hardness and extended bit life. The SHOCK ZONE™ technology absorbs peak torque to reduce bit breakage, making this set i for use with both impact drivers and drill drivers. Model Number: 49-66-4565