2-in-1 Hex Head Slide Driver Nut Driver - 1.5"Features:Unique, tip slides back and forth to switch from a 1/4" to a 5/16" driverTwist the thumb nut to lock tip settingMagnetic regardless of which driver is selectedCushion-grip handle for added torque and comfortSpecifications:Application: HVACHandle Length: 1.85" (47mm)Handle Type: Cushion-GripOverall Length: 3-23/64" (85.3mm)Shank Length: 1.5" (38.1mm)Special Features: Slide Drive™Weight :0.18lb (0.08kg)WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.