Gold Index: 658
Yantai Yunsheng Petroleum Machine Accessories Co., Ltd [China (Mainland)]
Country/Region: China (Mainland)
oilfield euipment
PJ22SMFS
the sucker rod couplings are made in line with API SPEC 11B, the sucker rod couplings are high in quality and low in price.
2010-03-29
coupling
PJ22SMSH