Knipex Alligator© Water Pump Pliers High stability due to double guide Self-locking on pipes and nuts: no slipping from the workpiece and low-effort work Pinch guard prevents injuries Favorable leverage: optimum power transmission Gripping surfaces with specially hardened teeth, hardness of teeth approx. 61 HRC: reliably grips again and again due to high wear resistance Chrome vanadium electric steel, oil hardened and tempered head: chrome-plated handles: with two-color multi-component gripsTechnical Dataweight : 354g special features : capacity for nuts (spanner size) : 46mm capacity for pipes : 2Inch length : 250mm