2016年12月14日星期三

Supply JS1000,JS1500 Speed Reducer,Gear Box for Compound Transmission Unit of Oilfield Drilling Rig


Speed reducer

Jining Donghong Machinery Co., Ltd
www.dhparts.com
spareparts1960@foxmail.com
dh@dhparts.com
Mobile/WhatsApp: 0086-18954079939
Skype: spareparts1960
API  OSHA  IADC  OPEC  RIG ZONE  WORLD OIL Drilling Formulas



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