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rock drilling tools for tunneling

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rock drilling tools for tunneling

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R28-48mm Tungsten Carbide Drill button Bits For Drifting Drilling
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Prpduct Describtion Product R28 Button bit Diameter 48mm Buttons 3x8mm,6x9mm Flushing hole No. Front 1, Side 3. Weight 1 KG Color Green (customized according to customer needs) Thread button drill bits are made ... Read More

2019-10-23 16:41:51

Drifting / Tunneling Reaming Drill Bit 6° Dia 64 - 89mm And Pilot Adapter 6° Dia 26mm
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Drifting and Tunneling Tools Reaming Bit 6 Pilot Adapter 6 R32 Product specifications: Reaming Bit 6 Drill Bit Diameter, mm No x Button Diameter Flushing Hole Weight approx., kg Front Gauge Angle Front Side ... Read More

2022-03-15 16:10:43

Water Well DTH Drill Bits BR2 76mm DTH Hammer Drill Bit Customized Color High Strength
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BR Series DTH Button Bit 64mm 70mm 76mm 95mm for BR1 BR2 BR3 DTH Hammer 1' 2' Middle Air Pressure DTH Bits DTH Button Bits for BR1, BR2, BR2 Hammer. BR Series DTH Button Bit Specification 1' 2' Middle Air ... Read More

2025-03-10 17:23:52

Drifing / Tunneling Retractable Button Bit Dia 45 - 76mm R32 Spherical / Parabolic Buttons
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Drifting and Tunneling Tools Drill Retrac Button Bits Spherical and Parabolic R32 Product specifications: Drill Bit Diameter, mm No x Button Diameter Flushing Hole Weight approx., kg Front Gauge Angle, Front ... Read More

2022-04-13 14:34:19

T45 76mm Flat Face 10 Ballistic Long Hole Drilling Button Drill Bit
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T45 76mm Flat Face 10 Ballistic Long Hole Drilling Button Drill Bit Button Drill bits This type of bit is well known for its high wear resistance on medium-hard to hard abrasive rock formations (between 200 Mpa ... Read More

2025-03-11 10:02:38

Drill Bit Cross Type R32 High Speed For Drifting / Tunneling Thread
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Drifting and Tunneling Tools Cross-type Bit R32 Product specifications: Drill Bit Diameter, mm No x Button Diameter Flushing Hole Weight approx., kg Front Gauge Angle Front Side Cross-type Bit 41 16 x 10 - 1 4 ... Read More

2022-05-18 16:51:40

12" DHD1120 High Pressure DTH Drill Bits φ305 - φ445 For Water Well Drilling / Mining
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12"DHD1120 High Pressure DTH down hole drill bit 305-445 and hammer for water well drilling/mining In DTH hammers, the rock drilling bit is a continuation of the shank, which the rock drill piston strikes ... Read More

2025-03-10 17:23:54

Metal High Speed Drill Bits T45 76mm Retrac Button Bits Good Wear Resistance
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Small Hole Rock Drill Bit Button Bits For Atlas Copco Drilling Rig Threaded drilling tools T45 76mm retrac button bits Widely used drifting and tunneling Bit face design is ideal for medium-hard to hard ... Read More

2022-03-15 16:44:09

Drifting And Tunneling Pilot Adapter 12° Dia 40mm For Large Cut Holes 35°
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Drifting and Tunneling Tools Reaming Bit 12 Pilot Adapter 12 R32 Product specifications: Reaming Bit 12 Drill Bit Diameter, mm No x Button Diameter Flushing Hole Weight approx., kg Front Gauge Angle Front Side ... Read More

2024-01-19 09:43:09

R25-45mm Spherical Milling Drill Bits Tungsten Carbide long Skirt for Underground mining
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Description Product R25 Button bit Diameter 45mm Buttons 2x9mm,5x10mm Flushing hole No. Front 1, Side 1. Weight 0.6 KG Color Green (customized according to customer needs) This type of bit is well known for its ... Read More

2019-10-23 16:41:51

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