Rock Drilling Tools Thread Drill Extension Rod For Water Well Drilling Quarring Tunneling
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...Drilling Tools Thread Drill Extension Rod For Water Well Drilling Quarring Tunneling Drill extension rod Extension rods are one major spare part in terms of drill application area, there are two shapes of extension rods, one is round type, another one is hexagonal type. All extension rods are threaded and made by hollow drill steels.This hollow hole are usually named flushing hole, used for transmitting water or air during drilling......
KSQ Technologies (Beijing) Co. Ltd
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Tunneling Drill Extension Rod R32 R38
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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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High Speed BTW Drill Extension Rod , Wireline Diamond Core Drilling Metal Rod
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...wide diameter or WJ for conventional drilling we have a drill rod to meet your drilling needs. All drill rod products are manufactured from a Cold Drawn, high carbon steel tubing which is equal to or exceeds the minimum tensile strength required by the...
ROSCHEN GROUP
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Drill Extension Rod Drill Rods T38 T45 T51 GT60 3050 3660 4270
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Drill Extension Rod Drill Rods T38 T45 T51 GT60 3050 3660 4270 Jincheng Extension drill rods are made from the same steels as , produced by CNC maching and advanced heat treatment, we are able to supply full range of extension rods in different lengths with various threads shown as below. Thread size: R22,R25,R32, R38, T38, T45, T51. Rod size: Round 32, Round 39, Round 46, Round 52. Length: 915mm to 5450mm. JCDRILL Thread Drill Rods Extension rod...
Beijing Jincheng Mining Technology Co., Ltd.
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T51 4265mm Threaded Steel Rod / Drill Extension Rod Customized Length
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...Rod / Drill Extension Rod Customized Length JCDRILL Thread Rock Drill Rods JC Extension drill rods are made from the same steels as , produced by CNC maching and advanced heat treatment, we are able to supply full range of extension rods in different lengths with various threads shown as below. Thread size: R22,R25,R32, R38, T38, T45, T51. Rod......
Beijing Jincheng Mining Technology Co., Ltd.
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T38 T45 T51 Drill Extension Rod For Mining Quarring Tunneling Blasting Drilling
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...Drill Extension Rod For Mining Quarring Tunneling Blasting Drilling Threaded drill rods are ideal in hole drilling and coal mining, 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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ODM Core Bit Drill Extension Rod For Bench & Long Hole Drilling
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Product name: Extention T51Thread extention rod Product category: Drilling rod Threaded Connection: R22, R25, R32, R38, T38, T45, T51 Length: 1830mm KINGDRILLING thread drill rods are made of high-intensity alloy steel. All the trails and threads are ......
Wuhan Kingdrilling Diamond Co.,Ltd
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Steel T38 T45 T51 Threaded Drill Rod , Quarrying Mining Drill Extension Rod
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...normal drill string. Furthermore, since this is a speed rod design it will produce straighter holes and at least 10% higher penetration rate in good rock conditions compared to rod and coupling sleeve combination system. Widely used in drifting, tunneling,...
KSQ Technologies (Beijing) Co. Ltd
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Threaded Wireline Drill Rods , T45 Drill Extension Rod 48 - 80mm Hole Diameter
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...Drill Rods , T45 Drill Extension Rod 48 - 80mm Hole Diameter 1. High precision in size and shape 2. Good low temperature toughness 3. Excellent comprehensive mechanical properties 4. High connection strength and sealability 5. Large inside diameter of tool joint 6. High torque resistance 7. High fatigue strength and long fatigue life Application Threaded Rock Drill Rods are for in drifting, tunneling, long-hole drilling......
Jinzhou City Shitan Machinery Equipment CO. LTD.
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73mm DZ240 45 Meters Core Barrel Drill Extension Rod
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...Core Barrel Core Tube Water Well Drill Pipe 1. Description of Products Core barrel or core tube -In core drilling, a section of pipe attached to the top of the bit to hold and protect the core.When drilling, it also ACTS as a guide drill tool. An ordinary core tube is just a seamless steel tube with a wire at both ends, with a diameter slightly smaller than that of the drill bit (2~4 mm).The length of a single core......
Jinzhou City Shitan Machinery Equipment CO. LTD.
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