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Premium drilling pipe for air reverse circulation (RC) drilling in mining exploration driling.
O.D. Available: 89mm, 102mm,108mm,114mm (3-1/2", 4", 4-1/4", 4-1/2")
Length: 1.5mm, 3.0mm, 6.0mm
Thread: Matrix, Metzke
double drilling pipe for air reverse circulation (RC) drilling