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drill extension rod

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6 Inch High Air Pressure DHD360 Drill Bit And Hammer For Down The Hole Rock Drilling
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6 inch High Air Pressure DHD360 drill bit and hammer for Down the hole rock drilling In DTH drilling, the rock drilling bit is a continuation of the shank, which the rock drill piston strikes directly. Since ... Read More

2025-03-11 10:02:37

Small Hole Drilling Tools R25-51mm Threaded Cross Bits For Underground Coal Mining
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Product Specification Product R25 Cross type bit Diameter 51mm Alloy 14x8mm Flushing hole No. Front 1, Side 4 Weight 1.1KG Color Glod (customized according to customer needs) Miroc R25 Cross type bit with steel ... Read More

2020-04-15 02:48:11

Water Well RC Reverse Circulation Down Hole Hammer Deep Exploration Drilling
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Well Drilling Use RC Reverse Circulation DTH Hammers and drill bit , Deep Exploration Drilling RC series reverse circulation DTH hammer is the latest developed product of our company. It is mainly used for deep ... Read More

2019-12-16 14:57:59

QL40 QL50 QL60 QL80 DTH Drill Bits For Underground Long Hole Rock Drilling
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QL40 / QL50 / QL60 / QL80 DTH Button bits For Underground Long Hole Rock Drilling DTH Button Bit Description: DTH bit is our main product. After mang years search, we have rich experience in development and ... Read More

2025-03-10 17:23:54

Spherical Ballistic Retractable Drill Bit T51 Threaded Rock Drilling Tools
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T51 RETRAC BUTTON BIT Spherical Ballistic Retractable Drill Bit T51 Threaded Rock Drilling Tools Specification: Drill Bit Diameter No x Buttons Diameter Flushing Hole Weight, kg mm inch Front Gauge Angle Front ... Read More

2022-03-29 14:43:58

Dome Reaming Drill Bit T51 152mm Spherical / Ballistic 10.6kg For Drilling Tunneling
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Dome Reaming Drill Bit T51 152mm Spherical / Ballistic 10.6kg For Drilling Tunneling Dome Bit for Reaming T51 for Drilling and Tunneling Specifications: Drill Bit Diameter No x Buttons Diameter Flushing Holes ... Read More

2022-03-15 16:20:23

Tungsten Carbide Inserts Retractable Drill Bit ST68 Drop Center / Flat Face
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Tungsten Carbide Inserts Retractable Drill Bit ST68 Drop Center / Flat Face Retrac Button Bit ST68 Drop Center/ Flat Face Specifications: Drill Bit Diameter No x Buttons Diameter Flushing Hole Weight, kg mm ... Read More

2022-03-15 16:44:09

2" Tungsten DTH Drill Bits Low Air Pressure BR Series Water Drill Bit
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DTH 2"tungsten drill bits/ low air pressure BR Series water drill bit , drilling diameter 64mm-76mm BR2 drill bit Specification: standard type, no foot valve Diameter: 76mm Buttons and size: 6x14mm,5x12mm, ... Read More

2025-03-10 17:23:54

DTH Button Stone Drilling Bits / Rock Drill Bit 195 - 254 Mm Diameter
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195-305 mm DTH high air drill bits 8inch with the model DHD380,COP84,M80,SD8,QL80 8' High Air Pressure DTH Button Bit Specification 8' High Air Pressure DTH Bits DTH Button Bit Diameter Buttons and Size (mm) ... Read More

2025-03-10 17:23:52

R32 - 43mm Threaded Cross Bits Rock Drilling Bit For Underground Coal Mining
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R32 - 43mm Threaded Cross Bits Rock Drilling Bit For Underground Coal Mining Product Specification Product R32 Cross type bit Diameter 43mm Alloy 16x10mm Flushing hole No. Front 1, Side 4 Weight 0.7KG Color ... Read More

2020-04-15 02:48:16

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