KNIPEX Alligator® Water Pump Pliers Good access to the workpiece due to the slim design of the head and joint area More capacity and comfort compared to traditional water pump pliers of the same length: 9-step adjustment for 30% more gripping capacity Self-locking on pipes and nuts: no slipping from the workpiece and reduced effort Gripping surfaces with specially hardened teeth, teeth hardness approx. 61 HRC: consistently secure grip due to high wear resistance High stability due to double guide Robust construction, insensitive to dirt; very suitable for outdoor work Pinch guard prevents injuries Capacity for pipes inch (diameter): Ø 2 3/4 inch Capacity for nuts (wrench size): 60 mm Capacity for pipes (diameter): Ø 70 mm