Business for Ridge Tool customers is wrenching and draining. The company manufactures the RIDGID brand of tools, which includes 300 types of professional products in more than 4,000 models and sizes for a variety of industries. The usual run of hand tools, including more than 60 kinds of wrenches, bear the RIDGID name, in addition to such power tools as band saws, drill presses, lathes, planers, and sanders. Plumbing tools and equipment made under the RIDGID brand include drain cleaners, pipe cutters, sump pumps, and tube wrenches. The brand also includes tools for workers in mechanical pipe fitting, construction, HVAC, and facility maintenance. Ridge Tool is a subsidiary of Emerson Electric.