Thread Cutting Set 9 pieces Screw bolt Threading Dies

Inserts are dies that are used to make external threads on plumbing, heating and air conditioning pipelines.Made from malleable cast iron, this rugged tool kit offers a comprehensive range of dies, making it compatible with most standard commercial tubing. The ratchet extension in the set consists of 2 steel handles that can be screwed into one another. It enables an offset power transmission, which in turn means less effort. The tool set is supplied in a sturdy PVC carrying case which enables safe storage and quick access to the single parts.The set consists of:1 x ratchet with right / left conversion2 x steel handle (ratchet extension can be screwed together)1 x die approx. 13.16 mm (¼ ")1 x die approx. 16.66 mm (⅜ ")1 x die approx. 20.96 mm (½ ")1 x die approx. 26.44 mm (¾ ")1 x die approx. 33.25 mm (1 ")1 x die approx. 41.91 mm (1¼ ")