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Release time:
2023-07-27
Our subsidiary QianLong Tool(QL)was established.
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2009
Recent information
PDC BIT | 6 3/4″ S1655FGA S323,171.4mm PDC steel body drill bits,16mm cutting teeth,five blades,suitable for medium hard formations
PDC BIT | 6 3/4″ S1365FGA S433,165.1mm PDC steel body drill bits,16mm cutting teeth,four blades,suitable for medium hard formations
PDC BIT | 6 1/2″ S1646FG S223,165.1mm PDC steel body drill bits,16mm cutting teeth,four blades,suitable for medium hard formations
PDC BIT | 6 1/2″ S1655FG S323,165.1mm PDC steel body drill bits,16mm cutting teeth,five blades,suitable for medium hard formations
PDC BIT | 6 1/2″ S1655G S223,165.1mm PDC steel body drill bits,16mm cutting teeth,five blades,suitable for medium hard formations