87 01 400 SB KNIPEX Cobra XL Greater gripping capacity but much lower weight than comparable pipe wrenches. Fast push-button adjustment directly on the workpiece, no unintentional slipping of the joint. Fine adjustment for optimum adaptation to different sizes of workpieces and a comfortable handle width. Self-locking on pipes and nuts: no slipping on the workpiece and low handforce required. Gripping surfaces with special hardened teeth, teeth hardness approx. 61 HRC: high wear resistance and stable gripping. Box-joint design for high stability due to double guide. Pinch guard prevents operators' fingers being pinched. - Adjustment positions: 27- Kapazität für Rohre (Zoll): Ø 3 1/2in- Capacities for nuts: 95mm- Capacities for pipes (diameter): Ø 90mm