443100 - Multigrip pliers KNIPEX Cobra SmartGrip. Knipex 85 01 250 ,DIN ISO 8976, chrome-vanadium electric steel, forged, oil-hardened, black atramentized,head polished, gripping surfaces with specially hardened teeth, hardness approx. 61 HRC; handles coated with non-slip plastic, guard prevents crushing injuries.