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spherical drill bit

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T51 Retrac Drop Center Ballistic button drill bit 64mm 76mm 89mm 102mm
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T51 Retrac Drop Center Ballistic button drill bit 64mm 76mm 89mm 102mm Thread 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

2022-03-15 16:44:08

Water well drilling 140mm 152mm 165mm High air pressure DTH Drill Bits
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Water well drilling 140mm 152mm 165mm High air pressure DTH Drill Bits Products features: 1.high and low air pressure down-the-hole drill bits 2.Low air pressure hole Dia.:65-220mm 3.High air pressure hole Dia.... Read More

2022-03-15 16:14:00

64mm 70mm 76mm Stone rock hammer Drilling Bits Middle Air Pressure Br 1 Br 2 Br 3 DTH Hammer Bits
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Middle Air Pressure BR1 BR2 Hammer 64mm 70mm 76mm DTH Drill Bits Concave Face Ballistic Button Concave Face Spherical Button Convex Face Ballistic Button Flat Face Spherical Button Face: Flat Face, Concave Face... Read More

2022-03-15 16:14:01

Spherical Rock Drilling Thread Button Drill Bit / Impact Drill Bit For Tunneling
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Supply high quality spherical rock drilling thread drill bit and impact drill bit Our Mission : Better solution and Lower cost Our Vision : Trust and Reliabity, Our drills are made from the best steels and ... Read More

2020-04-15 17:21:13

76mm 90mm 95mm DTH Drill Bits For BR2 BR3 Middle Air Pressure Hammer
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76mm 90mm 95mm DTH Drill Bits For BR2 BR3 Middle Air Pressure Hammer BR2 90mm DTH Button Bit Photo: Product: DTH Button Bit Diameter: 95mm Bit Shank: BR2 Face Design: Convex Button/Carbide Type: Spherical ... Read More

2025-03-10 16:14:04

ST58 - 152mm Tungsten Carbide High Wear Resistance Reaming Drill Bit
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ST58 - 152mm Tungsten Carbide High Wear Resistance Reaming Drill Bit Specifications: Drill Bit Diameter No x Buttons Diameter Flushing Holes Weight, kg mm foot Front Gauge Angle Front Side Spherical and ... Read More

2022-03-15 16:20:23

Durable Retractable Drill Bit GT60 Thread For 3660mm MF Drill Rod High Performance
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Factory High Quality GT60 Thread Retrac Button Mining Bit apply to 3660mm MF Drill Rod Product Description KSQ(Miroc)thread button drill bits are made by high quality alloy steel bar and tungsten carbides. ... Read More

2022-03-15 16:44:09

DHD Shank DHD380-203mm DTH Drill Bits For Pile Foundation Engineering
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DHD Shank DTH Bit DHD380-203mm DTH Bit For Pile Foundation Engineering In DTH drilling, the rock drilling bit is a continuation of the shank, which the rock drill piston strikes directly. Since the piston is in ... Read More

2025-03-10 16:14:10

Underground Mining Hardened Drill Bits , SD5 Shank 130mm 140mm 152mm DTH Button Bit
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Underground Mining Hardened Drill Bits , SD5 Shank 130mm 140mm 152mm DTH Button Bit In DTH drilling, the rock drilling bit is a continuation of the shank, which the rock drill piston strikes directly. Since the ... Read More

2025-03-10 16:14:02

6 Inch 8 Inch High Air Pressure DTH Drill Bits for Atlas Copco DHD360 DHD380 Shank
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6' High Air Pressure DTH Drill Bits CIR80 / CIR90 for DHD360 Shank In DTH drilling, the rock drilling bit is a continuation of the shank, which the rock drill piston strikes directly. Since the piston is in ... Read More

2025-03-10 16:14:02

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