1��Patch Tool:��(Expanded Patch Casing)

����Expanded Patch casing technology is a new technique of oil drilling and production industry in recent years, which can expand casing with hydraulic or mechanical drive taper cone or rolling ball. This is an operating technique with good seal performance, high temperature and pressure resistance, easy operation, shorter operating time and Lower cost of operations, thus, having a broad application prospect in oil drilling and production industry.

����Our company has developed the expanded patch casing (size: ��108��7.5) with special thread connections, good seal performance, and test proven good combination of strength and plasticity, and corrosion resistance, higher technology added value.

2��Milling tools:��(1. plain grinding milling shoe��2.pilot milling shoe)

����The milling shoe is used to deal with under well accidents, mainly used to mill fishing operation in wells.

����High efficient milling shoes manufactured by our company have many good points: various specificatio-n����80mm����400mm��, super hard material and special processing tech, high speed milling and wear well.

����Our products are widely used in northwest oil field and troubleshoot the deep well accidents many time in south and north Xinjiang.

3��Washover milling tools:��(1. washover milling shoe��2.washover milling pipe)

����High efficient washover milling shoes are special tools for milling falling objects under well and re-pairing top of fish. Our company has various milling shoe with specification from��73mm to��273mm. We also can design products according to customers�� requirements.

����Washover milling pipes are special tools that can mill seized drilling tools in well and troubleshoot under well accidents. This kind of washover pipe has two-stage synchronized thread and no collar. Two sta-ge thread is easy to stab, connect firmly and seal well. Our company has N80��P110 two stage connection w-ashover milling pipes with precise sizes and complete specification ����273mm����228mm����219mm����206mm����194mm����149mm����146mm����114mm�� We also can provide washover milling pipes with different diameter and import material according to clients�� requirements.

4��Other drilling accessories

����Bit, supercharger, various joints, oil pipe sub, packer etc.

5��Under-developing products

����Mud pumps, drawworks (pneumatic brake), drill collars, screw stems, PDC bits.Welcome career men join us!