Machines are Loading or vehicular designed with closed cab, well protect operator from sunshine, raining and dust hurt, also suitable for working under any weather conditions and cobblestone road. 4 wheel drive, tubes covered and lead by rail and chain, high efficient engine, hydraulic and air compressor system, disc and automatically air-cut brake,35 degree Max working slope. Portal frame equipped to make sure drilled holes are vertical and smooth. More than 300 holes could be drilled per day. We add another innovative technical is to suck drilled dust to keep working environment green
