7 Motors and engines except for land vehicles; tools, namely, stationary or hand tools operated electrically, by powder, by expanding gases, by compressed air or by internal combustion, namely, bolt, nail and peg fastening tools, staplers, screwdrivers, drilling machinery, hammer drills, diamond drilling goods namely coring tools, electric cutters and grinders, chisel hammers, saws, slot cutters, grinders, welding apparatus, gas-operated , in particular for processing stone, concrete, masonry, wood and metal; apparatus for metering, dispensing, coating and introducing liquid, pasty and solid compositions namely electric and pneumatic dispensers; carrying cases being particularly made for electrical tools namely bolt, nail and peg insertion apparatus, staplers, screwdrivers, drilling machinery, hammer drills, diamond drilling, separating and grinding apparatus, chisel hammers, sawing apparatus, slot cutters, grinders, welding apparatus; plastic screw and nail magazines for fastener tools; brushes being parts of machines; suction devices, namely vacuum cleaners and dust removal systems for tools