Imi machine tools, an ahmedabad-based company offersmanufactures non-reversible tapping chucks. , model qcsl is one of the model of tapping chucks. These tapping chucks have been particularly designedspecially developed for builders of heavy machinery, turbines, motors and nuclear reactors and other heavy equipment. The capacity of these tap chucks ranges from m 30 to m 200. And tthese tapping chucks are available in different versions like are available in morse taper, iso taper or in special shank versions.