7 Stationary machines for working metal, wood, synthetic materials, stone, ceramic and glass, particularly for turning, milling, dressing, drilling, screwing, grinding, polishing, brushing, cleaning, bucking, engraving and marking; tools and accessories for such machines not included in other classes; instruments for hot gluing, apparatus for stripping and removing paint by means of hot air; motor-driven winches, air suction machines, compressors, pumps not included in other classes, suction machines for industrial purposes, motorized gardening tools