7 metal working machinery and implements, namely, rolling mills, gas welding machines; power tools; namely, electric drills, air drills, hand taps, electric hammers, air hammers, grinders, and drills; power operated cutting implements, namely, reamers, milling cutters, and gear cutters; machine parts, namely, molds for metal molding, namely, die casting molds, press molds, forging molds; civil engineering machinery and implements, namely, power shovels, truck cranes, land movers, front end loaders, asphalt pavers, and dredgers; cargo handling machinery and implements; namely, cranes, conveyors, winches, hoists, chain blocks, windlasses, capstans, turntables, and power jacks; generators, namely, A.C. and D.C. generators; motors for machines, namely A.C. and D.C. motors