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rock drilling tools for tunneling

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rock drilling tools for tunneling

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T38 76mm Spherical Button Drill Bit Tungsten Carbide
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T38 76mm Spherical Button Tungsten Carbide Button Drill Bit 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 strength... Read More

2021-10-26 17:31:44

T38 76mm Retrac Spherical Button Drill Bit Tungsten Carbide
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2025-03-11 10:02:39

High Wear Resistance Thread Rock Button Drill Bit With Mining Machinery Part
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High Wear Resistance Thread Rock Button Drill Bit With Mining Machinery Part 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 16:40:25

Hex32 - T38 Threaded Drill Rod Flushing Hole 9.6 Mm With High Fatigue Strength
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Hex. Extension Rod T38 - Hex32 - T38 Flushing Hole 9.6 mm Specifications: Drill Rod Length Diameter Weight, kg mm inch mm inch Hex. Extension Rod T38 - Hex32 - T38 Flushing Hole 9.6 mm 1220 4 32 1 8.6 1830 6 32 ... Read More

2025-03-12 15:08:52

12 1/4'' Carbide Tricone Drill Bit Water Well Drilling High Wear Resistance
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12 1/4' Carbide Tricone Drill Bit Water Well Drilling High Wear Resistance Product description The strength and wear resistance of inserts are improve by using carbide inserts with high strength and high wear ... Read More

2022-03-15 15:38:40

Small Hole Drilling 6 Buttons 30mm 32mm 36mm Tapered Button Drill Bit
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Small Hole Drilling 6 Buttons 30mm 32mm 36mm Tapered Button Drill Bit Tapered equipment affords drillers the ability to change drilling bits whilst still using the same drilling rod. Drillers choose tapered ... Read More

2022-08-25 14:21:17

89mm T51 Drop Center Face Drilling Button Bit For Quarry Tunnel And Ground
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89mm T51 Drop Center Face For Quarry Tunnel And Ground Thread Button Drill Bit 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

2025-03-11 10:02:37

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

9-7/8" IADC617 Milling Tooth Tricone Drill Bits , Reamer Bit For Oil Well Drilling
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9-7/8" IADC617 Milling Tooth Tricone Drill Bits , Reamer Bit For Oil Well Drilling Description of drill bit (1) Cutting Structure of this series tricone rock bit : The durability of premium tungsten carbide ... Read More

2022-03-15 15:38:40

ISO Approval Tapered Drill Rod Hex 22 X 108mm / 25 X 159mm For Small Hole Range
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Product Description 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 ... Read More

2019-01-23 10:38:00

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