| 摘要 |
FIELD: mechanical engineering and other branches of industry, may be used for tightening and disassembling threaded connections and cutting of bar material. SUBSTANCE: hand-held tool has set of interchangeable jaws 5 and set of knives-jaws with working surface made from hardened steel. Knives-jaws are made convex and arced and provided with cutting edge. Knives-jaws are directed to central opening of head 1. EFFECT: increased efficiency, simplified construction and wider operational capabilities. 2 cl, 7 dwg |
