- three cone drill bit
- 2017-01-14 00:15
- Specifications1.Sizes range from 3 7/8'' -26''2.Covers all IADC code3.Reliable quality and best price Main features 1.Cu
- sanmon Three cone insert tooth bit
- 2017-01-14 00:15
- Main features 1.Cutting Structure of this type sealed and non-sealed three cone bits :The wear-resistance of teeth is en
- API 7/8" sucker rod couplings,Class SM
- 2016-10-26 08:45
- Sanmonalwayspromotecost-effectiveproductswithpunctualdeliveryandattentiveservice,suchasAPISpec11Bstandardsuckerrodcoupli
- drill pipes tool joint
- 2016-10-15 03:33
- Drilljoints,reducerunion,lockjoints,oildrillpipejoints,crossovercouplingblankjoints.drillpipestooljoint/drillingjoi
- oil drill pipe joints
- 2016-10-15 03:33
- drillpipestooljoint/drillingjoints/oildrillpipejoint---highqualitylowcarbonalloysteelasrawmaterial---Byhighpressuremoldi
- Three cone tricone bit
- 2016-10-03 05:21
- Mainfeatures1.CuttingStructureofthistypesealedandnon-sealedthreeconebits:Thewear-resistanceofteethisenhancedwithpremiumt