As you know, we make most of the drill parts, but the base of the truck comes from another Swedish manufacturer.
你知道，我们生产钻机大部分零件，只是底座由一家瑞典制造商生产。
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Subgrade excavation of rock using pneumatic drill and DTH drill Hole drilling, loose blasting in small and deep hole blasting, excavators and loaders loading ballast, dump truck, bulldozer tie.