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drill extension rod

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T45 102mm Spherical Shape Threaded Button Drill Bits
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T45 102mm Spherical Shape Threaded Button Drill Bits We are one of the professional manufacturers & suppliers of rock drilling tools, tungsten carbide button bits, DTH bits, DTH hammers, rock tools, coal mining ... Read More

2021-08-23 11:02:24

7° 11° 12° Tungsten Carbide Quarry Mining Rock Drilling Taper Button Bits
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7 11 12 Tungsten Carbide Quarry Mining Rock Drilling Taper Button Bits Taper button bit as small hole bit is different with thread button bit as long hole bit to use taper rod to be used for air leg or hand ... Read More

2022-09-28 10:33:33

7° 11° 12° Tapered Rock Drilling Tools Small Hole Drill Button Bit
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7 11 12 Tapered Rock Drilling Tools Small Hole Drill Button Bit Our Advantages: 1.Tapered button bits connect with tapered drill rod perfectly for drilling holes 2.Stable and mature welding technology ensure ... Read More

2022-04-13 15:03:05

H25 Threaded Steel Cross Type Industrial Drill Bits For Rock / Mining Drilling
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H25 Steel Cross Type and Button Bit for Threaded Rock Drilling Describtion H25 Thread System affords drillers the ability to change drilling bits whilst still using the same drilling rod for small hole drilling... Read More

2020-05-15 16:00:21

Green Color Tapered Cross Type Bit Metal Drill Bit Forging 45CrNiMoV Material
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Taper Cross Bits 7/11/12 drgee dia 29-41mm contect Hex Tapered rod for mine drilling Product Description Product Tapered Cross type bit Diameter 32mm Alloy 12x8mm Flushing hole No. Front 1, Side 2 Weight 0.3KG ... Read More

2020-04-15 02:48:15

Tungsten Carbide Mining Drill Bits With R28 R32 Threaded Spherical and Ballistic Buttons
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R28 R32 Threaded Tungsten Carbide Rock Drill Button Bit With Spherical/Ballistic Buttons Describtion Thread button drill bits are made by high quality alloy steel bar and tungsten carbides. Through heat ... Read More

2020-05-15 15:47:33

CIR Series Air Pressure Down The Hole Hammer Drilling CIR 70 CIR 80 CIR 90 CIR110
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CIR Series Air Pressure Down The Hole Hammer Drilling CIR 70 CIR 80 CIR 90 CIR110 CIR90 DTH Hammer with low air pressure 0.5-0.7MPa Significant Features: High quality, cost effective, and reliable. Premium ... Read More

2019-12-16 14:57:31

MIROC drilling Green Taper Button Bit 7D-34mm with high quality raw materials for Hard rock
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MIROC drilling Green Taper Button Bit 7D-34mm with high quality raw materials for Hard rock Product Description Product 7D Taper drill bit Diameter 34mm Buttons 2x7mm,5x8mm Flushing hole No. Front 1, Side 1. ... Read More

2022-03-18 14:00:10

Valveless Down The Hole Drilling Tools 8 Inch With High Efficient Energy Transfer Dth Hammer
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Valveless Down The Hole Drilling Tools 8 Inch With High Efficient Energy Transfer Dth Hammer In DTH hammers, the rock drilling bit is a continuation of the shank, which the rock drill piston strikes directly. ... Read More

2023-01-11 13:39:44

Friction Welding 2 3 / 8 inch API DTH drilling Rotary Mud Drilling Dill pipe
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API 2 3/8" REG API 3 1/2" REG DTH Drilling Tools , Drill Pipes for water well drilling In DTH drilling, the rock drilling bit is a continuation of the shank, which the rock drill piston strikes directly. Since ... Read More

2022-03-15 15:42:19

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