Fabricate, assemble, install, and repair sheet metal products and equipment, such as ducts, control boxes, drainpipes, and furnace casings. Work may involve any of the following: setting up and operating fabricating machines to cut, bend, and straighten sheet metal; shaping metal over anvils, blocks, or forms using hammer operating soldering and welding equipment to join sheet metal parts inspecting, assembling, and smoothing seams and joints of burred surfaces.
Cut or carve stone according to diagrams and patterns.