Dth Drill Rods-dth Drill Pipe Posted By jinquanrockdrillingtools -
China
Summary: dth drill rods diameter 76mm 89mm 102mm 114mm thread 2 3 8 api reg 7 1 4 1000mm
Product Category:
Drill pipe [170]
Dth Bits Posted By jinquanrockdrillingtools -
China
Summary: dth bits 1 90mm 555mm 2 hammer dhd340 dhd350 dhd360 dhd380 cop44 cop54 cop64
Dth Bit Posted By jinquanrockdrillingtools -
China
Summary: dth bit 1 90mm 555mm 2 hammer dhd340 dhd350 dhd360 dhd380 cop44 cop54 cop64
Dth Pipes Posted By jinquanrockdrillingtools -
China
Summary: drill pipes applications dth dthr dr basically comprise steel tube pin box job