Tool roll made of hardwearing polyester fabric. Tool roll comes with hook and loop fastener. Selflocking on pipes and nuts due to teeth set against the rotation no slipping on the workpiece. Pinch guard prevents fingers from being pinched. Adjustment at the touch of a button. Fine adjustment for optimum adaptation to different size work pieces and a comfortable gripping position Gripping surfaces with special hardened teeth teeth hardness approx. 61 HRC low wear and reliable gripping. Boxjoint design high stability because of double guide. Reliable catching of the hinge bolt no unintentional shifting. Chrome vanadium electric steel forged multi stage oilhardened. Pliers grey atramentized. Polished head. Handles with nonslip plastic coating.