Heavy-duty Straight Pipe Wrench used for turning soft iron pipes and fittings with a rounded surface. The design of the adjustable jaw allows it to lock in the frame, such that any forward pressure on the handle tends to pull the jaws tighter together. Teeth angled in the direction of turn dig into the soft pipe. Product Features Sturdy cast iron frame Full floating forged hook jaw Large knurl and threads provide fast jaw adjustment Technical Data Jaw Type: Standard Maximum Jaw Capacity: 55 mm Length: 12"