Engraving machines; Laser engraving machines; Computerized engraving machines; Portable laser engraving machines; Laser machines for cutting, marking, and engraving fabric designed for installation directly above embroidery machines; Laser welding machines; Carbon dioxide laser tubes being parts of machines; Electric soldering apparatus; Electric desoldering pumps; Metal welding machines, namely, saws and cutters; Electric soldering irons; Soldering apparatus, electric; Soldering irons, elect...