Hand tool for opening boxes, has two branches articulated at one end where one of branch extends beyond hinge pin to a long jaw and the other branch extends beyond hinge pin to a short jaw, both jaws serving as lever and support

摘要

The tool has two branches (1, 2) articulated at one end and a gripping unit at the other end. The branch (2) extends beyond a hinge pin to a long jaw (6) serving as a lever and a support. The other branch (1) extends beyond the hinge pin to a short jaw (5) serving as a lever and a support. The jaws have lock slots (9). The branches have zones with fastening grooves (7, 8).