Splits most stubborn nuts 7/16_ (11mm) through 3/4_ (19mm) across the flats.Works in channels not accessible to other tools. Parallel action of pusher cracks nuts without damaging bolt threads. Chisel rotates 360° to line up parallel to bolt. Simply tighten the screw until the nut splits. Has rugged drop-forged frame. Do not use on heat-treated nuts. Length: 6-3/4_. This is a serviceable product.

Warning: This product may expose you to chemicals including lead which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov