Klein Tools 32807MAG 7-in-1 Heavy Duty Multi-Nut Driver Seven sizes in one tool. All sizes allow for easy, one-handed driving. The sizes are interchangeable ensuring you have the size you need when you need it. Color coded shaft ends make it easy to identify the size. Increase your productivity and lighten your load with this multi-nut driver.Seven sizes in one tool allow for easy, one-handed drivingStrong, rare earth magnets (1/4-Inch, 5/16-Inch, 11/32-Inch, 3/8-Inch, 1/2-Inch) securely hold nuts and boltsSpring coil (7/16-Inch, 9/16-Inch) holds nuts and bolts in place without the use of magnetsHollow shafts (1/4-Inch, 5/16-Inch, 3/8-Inch, 7/16-Inch, 9/16-Inch) for driving nuts deep onto bolts or threaded rodHeavy-duty handle and shaft exceed the torque performance of regular nut driversWrench-assist on handle for added torque on tough jobsColor-coded bands for easy identification Specifications:Application: TighteningSpecial Features: Wrench-Assist for Added TorqueNut Driver Sizes: 1/4”, 5/16”, 11/32”, 3/8”, 1/2”, 7/16”, 9/16”Included: Handle, Assorted Color Coded BitsMagnetic: YesMaterial: SteelInsulated: NoHandle Type: Cushion GripHandle Color: BlackHandle Length: 5.5” (139.7 mm)Overall Length: 9.54” (242.3 mm)Number of Pieces: 5Type: 7-in-1 Multi-bitWeight: 1.12 lb (0.51 kg)UPC: 092644328084 Warnings:Always wear approved eye protection.NOT insulated. WILL NOT protect against electrical shock.Do NOT use to pry or chisel.