7 Air compressors; air compressor pumps; vacuum pumps; power-operated blowers; apparatus for compressed air treatment, namely, filters, regulators, lubricators, dryers, separators, valves; paint spray guns; [ paint spray guns and paint tanks sold as a unit therewith; ] apparatus and equipment for use in pneumatic systems, namely, oil removal filters, pneumatic condensate auto drains and separators, pneumatic cylinders, pneumatic grippers, pneumatic lubricators, pneumatic regulators, pneumatic slides, pneumatic rotary actuators, air control valves; pneumatic tools, namely, air guns, air hammers, cut-off tools, die grinders, engraving pens, grinders, nailers and staplers, needle scalers, nibblers, shears, saws, pencil grinders, drills, impact wrenches, polishers and buffers, ratchets, sanders, screwdrivers, tapping tools, riveters; exhaust mufflers for motors; replacement parts and fittings for all of the foregoing