Klein Tools 7-in-1 Multi-Bit Magnetic Screwdriver / Nut Driver

Features Allows for one-handed driving, with seven sizes in one tool Strong, rare Earth magnets (1/4", 5/16", 11/32", 3/8", 1/2") securely hold nuts and bolts Spring coil (7/16", 9/16") holds nuts and bolts in place without the use of magnets Hollow shafts (1/4", 5/16", 3/8", 7/16", 9/16") for driving nuts deep onto bolts or threaded rod Heavy-duty handle and shaft exceed the torque performance of regular nut drivers Wrench-assist on handle for added torque on tough jobs Color-coded bands for easy identification