7 Machines, namely, mineworking machines, excavating machines, tunnel boring and drilling machines, spraying machines, man lifting machines, rock scaling machines, machines for material and personnel transport in underground construction; machine tools, namely, drilling tools, boring tools, mining tools, spraying tools for use in building and underground mining, construction, ground consolidation and tunneling; electric power tools, namely, saw machines, electrical drills, electrical hammers; pneumatic tools, namely, pneumatic conveyors, pneumatic hammers, pneumatic transporters; control mechanisms as integral parts for machines, engine and motors; power operated machines and machine apparatus for material handling, namely, for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation, and parts and accessories thereto, in particular, roof bolters, rock drills, pneumatic hammers, nozzles being parts of spraying machines, cranes, hoists, shotcrete machines, robotic booms, platform booms, spraying booms, air compressors, high pressure washers, high pressure pumps, mechanical cable reels, gas and fluid tanks being parts of machines, gas and electric welding machines; concrete and cement mixers; mobile elevating work platforms