Universal Nut Cracker 7/16 to 3/4 Inch, Black, Non-magnetic

Splits stubborn nuts in 7/16 - 3/4 Inch and 11 - 19 millimeter sizes across their flats. Works in channels not accessible to other, larger tools. Parallel action of pusher cracks nuts without damaging bolt threads. Chisel rotates through 360 to line up parallel to the bolt. Simply tighten the screw until the nut splits. Rugged drop-forged frame provides professional strength. Not for use on heat-treated nuts. Tools total length is 6-3/4 Inch.