Carbon dioxide laser tubes being parts of machines; Portable laser engraving machines; Metal welding machines, namely, saws and cutters; Laser engraving machines; Power drills; Laser engraving machines for woodworking; Drives for motors; Industrial machinery, namely, electromechanical marking machines; Precision machine tools, namely, hard metal tools, high speed steel (HSS) tools, carbide tools, ceramic tools, poly crystalline diamond (PCD) tools, and diamond-coated and diamond-uncoated tool...