We supply ROLLER CHAIN, OIL FIELD RC80,100,120,140,160,180,200,80-2,100-2,120-2,140-2,160-2,180-2,200-2,80-3,100-3,120-3,140-3,160-3,180-3,200-3,80-4,100-4,120-4,140-4,160-4,180-4,200-4,80-5,100-5,120-5,140-5,160-5,80-6,100-6,120-6,140-6,160-6,200-6,80-8,100-8,120-8,140-8,16S-1,20S-1,24S-1,28S-1,32S-1,40S-1,16S-2,20S-2,24S-2,28S-2,32S-2,40S-2,16S-3,20S-3,24S-3,28S-3,32S-3,40S-3,16S-4,20S-4,24S-4,28S-4,32S-4,40S-4,16S-5,20S-5,24S-5,28S-5,32S-5,16S-6,20S-6,24S-6,28S-6,40S-6,16S-8,20S-8,24S-8,28S-8
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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