7 Electric and electromechanical drain cleaning apparatus and instruments, namely, drain jetters; power tools, namely, power-operated drills, hammers, and saws; hand-held power tools, namely, power-operated drills, hammers, and saws; electric plumbing snakes; power-operated cutters, namely, metal cutters, pipe cutters; electric drain augers; hole saws, electric; electric exterior cleaning and clearing equipment, namely, machines for cleaning surfaces using high pressure water; electric soldering equipment, namely, electric powered soldering irons; electric welding machines, namely, welding torches, welding generators and gas welding guns; electric brazing machines; cutting machines and machine tools for metalworking, namely, electric tubing, bolt, rod and cable cutters; bending machines and machine tools for metalworking; cleaning machines and devices, namely, particle blast cleaning machines and structural parts thereof; deburring machines and machine tools for metalworking; electric soldering irons; metal sawing machines; pipe freezing machines for pipe maintenance and repair, namely, power-operated pipe cutting machines; drain unblocking machines, namely, electric plumbing snakes; drain cleaning machines, namely, electric plumbing snakes; drainage machines, namely, electric plumbing snakes; multi-purpose high pressure washers; and component parts and fittings of the aforesaid goods