Drill Rod Adapter Crossover Sub/X-Over Subs/Saver Sub/Drill Bit Sub For Drilling Tools
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Drill Rod Adapter Crossover Sub/X-Over Subs/Saver Sub/Drill Bit Sub For Drilling Tools Description of crossover sub: Crossover sub is mainly used to connect upper and lower drill tools in different connectors in drilling operations. Also it can be used to protect other tooling in drill stem (called saver sub) or be used to deliver outgoing air to the bit face just above the bit (called bit sub). The length of crossover subs......
Dongying Oilman Machinery Equipment Co.,Ltd.
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High Efficiency Connect Drilling Bit Sub Customized ISO9001 Approval
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...is designed to be used in environments where saver sub products are required. Crossover Subs is a reliable and economic product that provides exceptional performance when compared to other traditional methods. It is especially advantageous for mining and...
Hejian Sanlong Petroleum Machinery Co., Ltd.
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Drill sub Precision Underground Mining Tricone Drill Bit 140mm - 225mm Length
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... operations. Also it can be used to protect other tooling in drill stem (called saver sub) or be used to deliver outgoing air to the bit face just above the bit (called bit sub). The length of crossover subs is generally measured from shoulder to shoulder....
KSQ Technologies (Beijing) Co. Ltd
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4.5in Crossover Sub Drilling EUE NUE Drill Bit Lift Sub
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... gas and geology drilling work. It is used mainly for connecting of upper drill tools and lower drill tools during drilling operations. Specification : There are three types such as pin*pin, pin*box, box*box. We carry size range of 2-3/8", 2-7/8″,...
Suzhou Energy Tool Co., Ltd.
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Surface Set NQ Wireline Core Drilling Bits For Mining Exploration , ISO9001 Approvals
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... and Surface Set NQ Core Drill Bits Mining Drilling Hole Wireline Diamond Impregnated and Surface Set NQ Core Drill Bits in Mining exploration Drilling Hole Detailed Product Description: Wireline Diamond Imp And Surface Set Core Drill Bits Mining...
ROSCHEN GROUP
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Drill Pipe Sub For Connection API Standard Tricone Bit Cross Over Subs
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Drill Pipe Sub for Connection API Standard Tricone Bit Cross Over Subs Description: Cross-over sub acts for conversion and connection of drill stem component in petroleum, natural gas and geology drilling work. It is used mainly for connecting of upper drill tools and lower drill tools during drilling operations. Cross-over sub is API standard Material is AISI 4145H chromium-molybdenum steel. We can offer Kelly cross-over sub, Drill......
KSQ Technologies (Beijing) Co. Ltd
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Down The Hole DTH Drilling Tools Sub Crossover Pin Box Adapter Sub For Downhole
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..., which the rock drill piston strikes directly. Since the piston is in direct contact with the drill bit, little energy is lost. This gives DTH drilling a nearly constant penetration rate regardless of hole length. Specifications Female A Male B Diameter A...
Beijing Jincheng Mining Technology Co., Ltd.
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Directional Drilling DTH Drill Bits Gas Exploration Mining Drill Bit Cyclinder With Guide Sleeve
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drill bit dth bit cyclinder with guide sleeve hammer top sub chuck retainer Advantages: Changsha Chaojingang Machinery Manufacturing Co., Ltd. is one of the best manufacturers in China's drilling tool industry. Our company has many senior mechanical design engineers with more than 20 years of design experience in the drilling tool, the production process and technology are at the first-class level in China. Our drill bits......
Changsha Chaojingang Machinery Manufacturing Co., Ltd.
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API Drill Bit Adaptor Sub Crossover Subs High Effective
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... tools etc.that have different sizes or types of threads. Adaptor subs are made of high quality alloy steel. Connections can be made as per clients' requests. Types Size Available Water Swivel Adapter Subs Can be made as per clients' request....
Best Drilling Equipment (Wuxi) Co.,Ltd
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Medium Dense 16mm Diamond PDC Core Drill Bit
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...sub clay, sandy gravel, cobble, and weathered soft formation. The bucket can be designed into cylindrical type and conical type according to bucket diameter, type of drilling rig and soil conditions. The opening and closing device can be operated manually,...
Jinzhou City Shitan Machinery Equipment CO. LTD.
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