7 Machines, namely, mineworking machines, excavating machines, tunnel boring and drilling machines, spraying machines, man lifting machines, namely elevators, rock scaling machines, machines, namely, lifting installations for material and personnel transport in underground construction; machine tools, namely, drilling tools, boring tools, mining drill sharpeners, spraying tools, namely, power-operated spray guns, all of the foregoing for use in building and underground mining, construction, ground consolidation and tunnelling; electric power tools, namely, saw machines, electrical drills, electrical hammers; pneumatic tools, namely, pneumatic conveyors, pneumatic hammers, pneumatic transporters; pneumatic control mechanisms as integral parts for machines, engine and motors; charging machines, namely, explosives loading machines; machines for use in scaling in mining; spraying machines; transportation machines in the nature of lifting installations for the transport of persons and goods; machine parts and accessories, in particular, roof bolters, rock drills, pneumatic hammers, nozzles being parts of spraying machines, cranes, hoists, shotcrete spraying machines, machines for distribution of concrete, namely, robotic, platform, and spraying booms, air compressors, high pressure washers, high pressure pneumatic 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