37 Setting up, installation, repair, cleaning, maintenance of machines for manufacturing, repairing, grinding, polishing, eroding, measuring, laser machining or controlling tools, wood working machines, tool reconditioning machines, saw blade sharpening machines, saw tooth setting machines, and planing knife grinding machines; repair, cleaning and maintenance of machine parts of machines for manufacturing, repairing, grinding, polishing, eroding, measuring, laser machining or controlling tools for reconditioning machines; rental of machine tools, namely, machines for manufacturing, repairing, grinding, polishing, eroding, measuring, laser machining or controlling tools; rental of wood working machines, machine tools, tool reconditioning machines, blade sharpening machines, saw tooth setting machines and planing knife grinding machines