T45 MM/MF Thread Drill Rod for 3660mm Extension Drilling Rods
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...Drill Rod for 3660mm Extension Drilling Rods Product Description: Extension rod, other names are Extension drill steel, Extension drill rod, and Extension steel, M/F rod ( Speedrod ) , Produce Hexagonal and round cross sections, Hexagon rods are more rigid, heavier and transfer energy more efficiently, while increasing flushing. Round rods are generally lighter than hexagonal rods and are normally used in extension drilling...
HEBEI MINETECH MACHINERY TECHNOLOGY CO., LTD
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High Strength Hex Extension Drill Rod R38 Threaded Rock Drill Rod For Quarrying or Construction
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...Extension Drill Rod R38 Threaded Rock Drill Rod For Quarrying or Construction Drill rod using R38 thread system. In good rock conditions it will produce straighter holes and at least 10% higher penetration rate compared to rod and coupling sleeve combination system. Used in drifting and tunneling. 1. Extension Rod......
KSQ Technologies (Beijing) Co. Ltd
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3050mm 3660mm Length Fully Carburized Threaded Extension Drill Rod Rock Drilling Tools
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...Extension Drill Rod Rock Drilling Tools Threaded drill rods are ideal in small hole drilling, all integral drill rods consist of hex. rods with integrated cemented carbide chisel-shaped bit heads. With the same steels as and the best carbides made in China, we are supplying different lengths of integral drill rods with different head diameters: Same as extension rods......
SUVEC Rock Drilling Tools
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Carbide AQ BQ NQ HQ 4 1/2 Inch Extension Drill Rod
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...50, 60, 70, 90 Extension Drill Rod FEATURES: • Strictly controlled manufacturing processes • Substantial increase in tensile and torsional strengths • Improved fatigue resistance • Customisable configurations ......
ROSCHEN GROUP
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R25 R28 Extension Drill Rod , Hex25 Hex28 Water Well Drill Rods Concrete Accessories
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...production drilling industries. These rods are produced with round or hexagonal sections in all common thread designs, and in Male/Male (M/M) or Male/Female (M/F) connections. All our drifting and extension drill rods are heat-treated with carburization or...
HUNAN GOLDEN GLOBE I AND E OED CO.,LTD.
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T38 Thread Extension Drill Rod And Drill Bit MF Drilling Rods For Quarrying Tunnel And Mining Drilling
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... : 1. Made from the same steels as . 2. CNC machining and advanced heat threatment . 3. We can supply full range of the Hexagonal and Round drill rods . Full range of the hexagonal drill rods as below. Thread size: R22, R25, R28, SSR28, R32, SSR32, R35,...
KSQ Technologies (Beijing) Co. Ltd
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T45 T51 GT60 Threaded MF Drilling Rod T38 Extension Drill Rod
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... drill string to further improve the drilling accuracy. Additionally, because it is a high-speed rod design, it produces straighter holes in favorable rock conditions and at least 10% higher roP than rod-ring-sleeve combo systems. Widely used in drive,...
Xi'an Huizhong Mechanical Equipment Co., Ltd.
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2m Kelly Bar Extension Drill Rod 35crmo Lipid Regulation
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...Drill rod extension , as well as the customized single wall casing etc. 3. Long time use. 4. Quickest and most efficient response. The drill rod extension structure of the drill pipe of the rotary drilling rig is connected with the core section drill pipe body of the rotary drilling rig, which is characterized in that the drill rod extension......
Beijing Jietaihongli Technology Co., Ltd.
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China rock tools manufacturer - mf rod,extension drill rod,shank adapter,coupling sleeves
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We are a professional productions base of series of fast moving rock drilling tools, mining tools, DTH drill tools, DTH bits, DTH hammers, DTH drill pipes, construction tools and excavating coal pick cutter tools, we can also produce other products ......
Liaocheng Jinquan Construction Machinery Co.,Ltd - China manufacturer of rock drilling tools button bits top hammer rock tools DTH hammer button bits
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T51 STD Retrac Top Hammer Drilling Tools For Thread Extension Drill Rod
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Rock Formation STD Top Hammer Tungsten Carbide Button Bits T38 Shank Products Description Our hammer and bits are made of high quality alloy steel with advanced heat threatment to assure the good drilling performance and long service life. They are with ......
Changsha Sollroc Engineering Equipments Co., Ltd
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