Quarrying Rock Blast Hole Drill Extension Rod , Chisel Head Threaded Drill Rod
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...quarrying, foundation drilling, tunneling, underground mining, road cutting, and trenching and so on, and equipped with small power rock drills, like air leg rock drills, hand held rock drills, etc. It can reduces the expense of impact energy, improves the...
Beijing Jincheng Mining Technology Co., Ltd.
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Hex22mm / Hex25mm Rock Tapered Drill Rod , Blast Hole Drilling Tapered Rod
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...Drill Rod , Blast Hole Drilling Tapered Rod Tapered equipment affords drillers the ability to change drilling bits whilst still using the same drilling rod. Different taper sizes have different characteristics when it comes to the “knock-off” index – the smaller angle will prevent the bit from spinning. • Suitable for small hole......
KSQ Technologies (Beijing) Co. Ltd
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Forging Blast Hole Threaded Drill Rod with R32 / R38 / T38 / T45 / T51 Thread
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... 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. Mainly Products: Thread Drill Bits--...
ROSCHEN GROUP
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T38 Thread Rock Drilling Tools Blast Hole Drill Rods
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... 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, drive, step,...
Xi'an Huizhong Mechanical Equipment Co., Ltd.
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API Reg DTH Drill Pipe Hdd Drill Rod For Blast Hole Drilling 1000mm - 9000mm
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..., impact and tension test. With fully digitized processing line introduced from Japan with integral heat treatment equipment Anti adhesion thread with nitrogen treatment on surface make it easier for handling....
Henan Wein Industry Co., Ltd.
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Hex22mm 25mm Rock Tapered Drill Rod Blast Hole Drilling Tapered Rod
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... of the ball tooth bit. Advanced thermal inlay technology ensures that the quality of each ball bit is stable. Applications • Suitable for small hole range • Widely used in Dimensional Stone Quarrying Industry •...
SUVEC Rock Drilling Tools
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High Efficient Blast Hole Drill Bits Drilling Through Soft - Ultrahard Formations
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...drilling is very important to achieving the required product or outcome. Drilling suitable holes allowing explosive charges to be placed down the holes. And then to blast large areas making them more manageable and easier to remove. Blast Hole Drill Bit is...
Hunan Tianying Drilling Machine Manufacturing Co., Ltd.
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Hydraulic Jumbo Drilling Rig Equipment Underground Tunneling Blast hole Drilling Rig
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... and maximum 41m deep. The suitable cross-sections(width x height) is from minimum 3.8 x 3.8m to maximun 5.3m x 5.3m. Advanced control system: Drill rod angle indicator on the operation panel shows small deviation of the rod positioning. It...
Quzhou Sanrock Heavy Industry Machinery Co., Ltd.
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T38 Blast Hole Rock Drill Rods Shape Customized With Good Low Temperature Toughness
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...Blast Hole Rock Drill Rods Shape Customized With Good Low Temperature Toughness Specification 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 Hexagonal cross sections rods......
Jinzhou City Shitan Machinery Equipment CO. LTD.
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Thread Connector Water Well Drilling Pipe For Blast Hole Drill
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..., 2000mm, 3000mm, 5000mm, 6000mm Thread: 2 3/8" API REG, 2 7/8" API REG, 3 1/2" API REG, 4 1/2" API REG, 2 3/8 API IF, 3 1/2 API IF -Drill pipe/drill rod diameter should be close to the hammer diameter to provide optimum flushing, reducing the chances of...
Glorytek Industry (Beijing) Co., Ltd.
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