More informationRugged professional tool designed in collaboration with Knipex; Parallel jaws are much more practical than conventional spanners; Replaces all sets of spanners with different metrics; 10: 1 gripping power prevents tool from slipping or that the screws are rounded; Fits up to 35mm and 1-3 / 8 "" screws; It is so light and strong that you can take it anywhere and use it daily;