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rock drilling tools for tunneling

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rock drilling tools for tunneling

(792)

Blue Color Threaded Carbide Button Drill Bit With R Thread And T Thread
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Blue Color Threaded Carbide Button Drill Bit With R Thread And T Thread Threaded Carbide Drilling Button Bit with R thread and T thread Product Description Thread button bits made with high quality of best ... Read More

2019-10-23 16:40:40

102mm T45 Concave Face Retractable Drill Bit High Speed , Thread Button Bit For Hard Rock
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102mm T45 Concave Face Retractable Drill Bit High Speed , Thread Button Bit For Hard Rock 102mmT45 concave face high speed drilling thread retrac button bit for hard rock Related Product Parameter Dia.(mm) ... Read More

2022-04-13 14:34:19

Drop Center Thread Button Drill Bit Drill Rig Accessories Carbon Steel
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Drop Center Thread Button Drill Bit Drill Rig Accessories Carbon Steel T51 127mm drop center T45 89mm falt face thread button bits Product Name Retrac drop center thread button bits Material Alloy steel and ... Read More

2019-10-23 16:40:41

8 1/2" IADC637 Tricone Roller Rock Bit , Hole Opener Reamer Dth Bits
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8 1/2" IADC637 Tricone Roller Rock Bit , Hole Opener Reamer Dth Bits Main product (1) IADC code: 116 117 126 127 136 137 216 217 226 226 316 317 326 327 336 337 115 125 135 215 225 235 315 325 335 114 124 214 ... Read More

2022-03-15 15:38:40

High Air Pressure DTH Hammer Hard Rock Drill Bits Cop32 Cop34 DHD330
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High Air Pressure DTH Hammer Hard Rock Drill Bits Cop32 Cop34 DHD330 DTH Bit DTH bit is also our main product. After mang years search, we have rich experience in development and manufacturing high quality ... Read More

2025-03-10 16:14:02

Low Air Pressure Water Well Drill Bits Dth Button Bits In 6 Inch 152mm Size
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Low Air Pressure Water Well Drill Bits Dth Button Bits In 6 Inch 152mm Size DTH hammer bits DTH hammer bit is made by tungsten carbide tips and steel. It is widely used in water well drilling and suit for hard ... Read More

2020-05-06 14:48:20

High Quality Top Hammer Using Threaded Button Bits , Threaded Drill Bits
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Long Service Life Top Hammer Using Threaded Button Bits , Threaded Drill Bits Button bit is well known for its high wear resistance on medium-hard to hard abrasive rock formations (between 200 Mpa to 260 Mpa ... Read More

2019-10-23 16:40:49

Hex 25 Drifter Rod Speed Rod Shank End rod R25 Length 610-3600mm For Mining
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Hex 25 Drifter Rod Speed Rod Shank End rod R25 Length 610-3600mm For Mining Basic Information Product Name Thread Drill Rod Thread R25 Diameter 25mm Length 610mm- 3600mm Drill Rod Type Speed Rod, Hex Drill Rod, ... Read More

2025-03-12 15:08:52

Green Color Tapered Cross Type Bit Metal Drill Bit Forging 45CrNiMoV Material
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Taper Cross Bits 7/11/12 drgee dia 29-41mm contect Hex Tapered rod for mine drilling Product Description Product Tapered Cross type bit Diameter 32mm Alloy 12x8mm Flushing hole No. Front 1, Side 2 Weight 0.3KG ... Read More

2020-04-15 02:48:15

R32-Hex 28-R28 Flushing Hole 8.8mm R28 Drifter Rod
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R32-Hex 28-R28 Flushing Hole 8.8mm R28 Drifter Rod Description Drifter rod, other names are tunneling steels, tunneling rod, drifting drill rod, has round and hexagon shapes available, most of drifting drill ... Read More

2025-03-12 15:08:51

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