φ89 x 2 7/8''REG Drill Pipe
DTH drill pipes are the mechanism to transmit impact force and rotation torque to DTH hammers and bits, as well as offer a pass for the airflow.
WOOKE has drill pipes with several different thickness designs for each diameter, made from different grade steels for selection. Moreover, WOOKE DTH drill pipes are well heat-treated, precision manufactured, and friction-welded to guarantee high quality.
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