For pipes to (inches) 2 for nuts up to SW (mm) 46 setting positions 25 Length (mm) 250 setting a button directly on the workpiece: fast and comfortable handling. Fine adjustment: ensures optimum adjustment to differently sized workpieces and user-friendly handle position. Secure catching of the hinge bolt: no unintentional shifting. Box joint: high stability because of double guide self-locking on pipes and nuts: no slipping on the workpiece, energy-saving operations. Gripping surfaces with special hardened teeth, teeth hardness approximately 61 HRC: Durable and secure gripping high wear resistance. Hand adjustment. Guard prevents crushing injuries. Favorable lever action: optimum transmission of force Chrome Vanadium electric steel, forged ölgehärte,