Construction machines and apparatus, namely, pile driving rigs, pile hammers, hydraulic pile hammers, electrical drills, power drills, earth drills, steel pipe piling machines, soil mixing rigs, obstruction drilling rigs, earth moving machines being excavators, casing rotators, hydraulic rotary tubing jack, and power operated rotary tubing jack ; Loading-unloading machines and apparatus, namely, crawler cranes; Starters for motors and engines; electric generators; Non-electric prime movers, not for land vehicles, namely, current generator; Mining machines and apparatus, namely rock drills; Waste crushing machines