Power tools and electric motors therefor, namely, saws, compressors, drills and drill bits, drill presses, electric saws; electric generators, jointers, reamers, planers, lathes, grinders, sanders, routers, soldering guns; vacuum cleaners and parts therefor; sewer and drain cleaning machines and equipment; pipe inspection equipment; pipe thawing equipment; pipe bending machines; core drilling equipment; pressure test pumps; pipe roll grooving machines and support stands therefor; grooving, beveling and cut-off machines; pipe and bolt threading machines; pipe and rod rotating machines; torch kits for soldering and brazing; and replacement parts for all the aforesaid