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rock drilling tools for tunneling

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rock drilling tools for tunneling

(792)

4-1/8" Tricone Roller Bit , Well Drilling Equipment SGS ISO Listed
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4-1/8" Tricone Rock bit for Cement & Bridge plug Drilling, 2 3/8 API Reg. Pin connection Product Description (1) Cutting Structure of this series tricone rock bit : The durability of premium tungsten carbide ... Read More

2022-03-15 15:38:40

85 - 105mm Underground Mining Drill Bit For 3 Inch High Air Pressure BR3 / DHD330 / COP32 DTH Hammer
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85-105mm DTH Drill Bit For 3 Inch High Air Pressure BR3/DHD330/COP32 DTH Hammer for Underground mining DTH Button Bit Description: HAMMER INCH BIT DIA(MM) BIT DIA(INCH) SHANK 1 64MM-76MM 2 1/2"-3" BR1 2 76MM... Read More

2025-03-10 17:23:54

Hex22mm 108mm Shank Integral Drill Steel Rod For Underground Coal Mining
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Hex22mm 108mm shank Integral drill steel rod for underground coal mining Integral drill rod Integral drill rods (integral rods or integral drill steels) are used for small hole drilling. Equipped with small ... Read More

2020-06-30 09:59:46

drill rod thread types 3090mm 3660MM mining drill rods drifter rod steel drill rod
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Tunnel Quarry Drilling Rod 3090mm T38 Hex35 R32 Drifter Rod Application:Drill rod using R32 thread system. With R38 or T38 thread on one shank end. Suited for short hole drilling. Used in drifting and tunneling... Read More

2022-03-15 16:25:36

High Wear Resistance Heat Treatment 32mm 12 Degrees Tapered Button Drill Bit
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High Wear Resistance Heat Treatment 32mm 12 Degrees Tapered Button Drill Bit Our Advantages: High Wear Resistance, High Efficiency, High Quality Materials, Low Prices, Good Service Available any variety of ... Read More

2025-03-11 10:02:38

6 Inch High Air Pressure DTH Hammers QL60 Down Hole For Rock Drilling / Mining
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6"High Air Pressure DTH Hammers QL60 Down Hole for rock drilling,water well,mining Features: Valveless operation to maximize energy output, provide efficient air utilitzation and reduce service requirements ... Read More

2025-03-07 16:20:50

102mm / 127mm Drill Dome Bit For Reaming T38 Spherical / Ballistic Buttons
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T38 Dome Bit for Reaming Specifications: Drill Bit Diameter, mm No x Button Diameter Flushing Hole Front Gauge Angle Front Side Dome bit for Reaming Spherical / Ballistic 102 1 x 13 16 x 13 35 2 2 127 1 x 13 18 ... Read More

2022-03-15 16:20:23

Round T51 MF Threaded Drill Rod 20FT High Strength For Top Hammer Drifter
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Round T51 MF Threaded Drill Rod 20FT for Top Hammer Drifter Product introduction Basic Information Product Name Threaded Drill Rod Thread T51 Diameter 52mm Length 6095mm Drill Rod Type MF-Rod Material High ... Read More

2022-03-15 16:25:36

T51 - 127mm Spherical Ballistic Threaded Button Bits High Wear Resistance
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T51 - 127mm Spherical Ballistic High Wear Resistance Threaded Button Drill Bit Threaded Rock Drilling Tools T51 Spherical Button Characteristics: 1. Universal button 2. Good wear resistance 3. Best suited for ... Read More

2022-09-27 16:35:52

Extension Hex Drill Rod 25mm 32mm Diameter High Strength Alloy Steel Bar
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Hex drill rod R25 R28 R32 R38 T38 threaded Extension rods for mine drilling Basic Information Product Name Threaded Drill Rod Thread R25 R28 R32 R38 T38 Diameter 32 39 46 52mm Length 1220-3660mm Drill Rod Type ... Read More

2025-03-12 15:08:51

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