Drill Rod manufacturer-ROSCHEN GROUP LIMITED
DTH Drill Rod: Quarry Blast Hole DTH Drill Rod . Brief Introduction . 1. Usage of Drill Rod: Be used for mining equipment, quarry stone equipment, constructure. 2. Function of Drill Rod: (1). On the one hand, drill rod connect the drilling rig main body, on the other hand, connect DTH hammer and drill bit. (2). Transmit the power to drill bit. (3).
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