KNIPEX 88 08 250 US 1,000V Insulated Alligator Pliers Box-joint design: high stability because of double guide Self-locking on pipes and nuts: no slipping on the work piece and now hand force required Guard prevents operators' fingers being pinched Favorable lever action: optimum transmission of force Gripping surfaces with special hardened teeth (approx 61 hrc): low wear and secure gripping