Machines, namely, cleaning machines for removing surface layers from boats, masonry, namely, removal of white lines from roads, graffiti and paint from masonry surfaces; abrasive blast cleaning machines and sand blasting machines; machine tools for blast cleaning, namely, blast hoses, extension hoses, blast nozzles, nozzle holder hoses, handle assemblies; compressor cleaning machines utilizing pressurized liquids; washing equipment, namely, wet blasting equipment, machinery for stripping grime and paint and machinery for cleaning surfaces using pressurized water and equipment for stripping and cleaning surfaces, namely, wet blasting equipment; sand blasting machinery and equipment, namely, wet blasting equipment; machinery for stripping and cleaning surfaces utilizing heat and water and equipment for stripping and cleaning surfaces utilizing heat and water, namely, wet blasting equipment; structural parts and fittings thereof