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rock drilling tools for tunneling

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rock drilling tools for tunneling

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4" T45 / T38 Retrac Button Drill Bit , Drop Center Rock Drilling Tools
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4" T45 / T38 Retrac Button Drill Bit , Drop Center Rock Drilling Tools We are KSQ Technologies (Beijing) Co. Ltd., a company that provides the high quality and cost effective MIROC Rock Drilling that serve ... Read More

2019-10-23 16:40:23

For Mining Quarrying Rock Drilling Tools API Approved Integral Drill Rod
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H22 (7/8") Chisel Bit Integral Drill Steel Rod For Mining Quarrying Rock Drilling Tools Describtion Our factory can offer many kinds of drill bits, including chisel type bits, cross type bits, tapered drill ... Read More

2021-06-29 16:38:04

API Certificated 3 Wings/ Blades PDC Step Drag Bits For Water Well Drilling
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API Certificated 3 Wings/ Blades PDC Step Drag Bits For Water Well Drilling Three wings/blades diamond pdc drill bit PDC full face Bits has a very good penetration rate and long life in a wide range of rock ... Read More

2025-03-07 16:12:47

API Standard REG DTH Drill Rod , DTH Drill Pipe 76mm 89mm 102mm Diameter
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API Standard REG DTH Drill Rod , DTH Drill Pipe 76mm 89mm 102mm Diameter Feature Carefully selected seamless steel pipe and high quality alloy steel for joint tools. Precisely friction welded to ensure ... Read More

2022-03-15 15:42:19

46mm Matrix Body Pdc Drill Bit Flat Face Drill Bit Boring Hole For Oil Well Drilling
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46mm Matrix Body Pdc Drill Bit Flat Face Drill Bit Boring Hole For Oil Well Drilling 46mm matrix PDC bit/Boring hole pdc matrix drill bit/flat face drill bit is made by with PDC cutter brazed to Matrix Body. ... Read More

2025-03-10 16:18:20

Diamond Hole Reamer Expanding Pdc Drill Bit Hard Rock Drilling , Super Long Life
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Diamond Hole Reamer Expanding Pdc Drill Bit Hard Rock Drilling , Super Long Life Advantages: A super long life. The grinding/consumption ratio of PDC is 20-40 times that of tungsten carbide bit and 10 times ... Read More

2018-09-07 11:40:09

IADC517/537 Tricone Pilot Reamer Diamond PDC bit Hole Opener For Oil Rigs
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IADC517/537 Tricone Pilot Reamer Diamond PDC bit Hole Opener For Oil Rigs Introduction PDC or "PAX" core bits utilise large cylindrical shaped cutters that consist of a layer of micron-sized synthetic diamond ... Read More

2020-05-12 15:21:18

Thread Button Rock Drill Bits , Retract Rock Drill Tools , Button Bits
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Thread Button Rock Drill Bits, Retract Rock Drill Tools Button 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 compressive ... Read More

2021-08-30 09:16:26

Professional DTH Drilling Tools Eccentric Casing Overburden Drilling System
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Professional DTH Drilling Tools Eccentric Casing Overburden Drilling System Eccentric Reamer System Step-by-step 1. When drilling starts, the reamer swings out and reams the pilot-hole wide enough for the ... Read More

2019-11-20 16:45:20

127-152mm PDC Drill Bit with Steel Body Matrix Body for oil well drilling
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127-152mm PDC Drill Bit with Steel Body Matrix Body for oil well drilling Steel Body PDC Bits Features: Body of steel body PDC bits are made of premium alloy steel. Extensive tungsten carbide hardfacing ... Read More

2025-03-10 16:18:20

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