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drop center face drilling button bit

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254mm - 381mm DTH Drill Bits High Penetration DTH Hard Stone Drilling Bits
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New Design DTH Drill Bits For NUMA Series High Air Pressure DTH Hammer Our tools are widelyused in different drilling applications including mining,quarrying, water well drilling, geotechnical industries and ... Read More

2025-03-10 17:23:51

DHD350 Flat Face Down The Hole Drill Middle And High Pressure DTH Hammer Bit
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DHD350 Flat Face Down The Hole Drill Middle and High Pressure DTH Hammer Bit In DTH drilling, the rock drilling bit is a continuation of the shank, which the rock drill piston strikes directly. Since the piston ... Read More

2024-04-15 11:17:04

T38 Button Drill Bit Cnc Milling Heat Treatment Process
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T38 CNC Milling Heat Treatment Process Button Drill Bit T38 102mm Flat face with Spherical Button Bit: Product: T38 Button Bit Diameter: 102mm / 4 Inch Thread: T38 Face Design: Flat face Button/Carbide Type: ... Read More

2022-09-27 16:28:01

Hard Rock Drilling Tools Threaded Drill Bit 115mm / 127mm Diameter For Mining
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GT60 China Professional Manufactured Thread Hard Rock Drill Bits for Mining drop center Miroc threaded drill bits include general,retrac and reaming three series,with stronger button-fixing ability,longer ... Read More

2020-06-17 14:59:33

BR2-76mm Tungsten Carbide Drill Bits For Middle Air Pressure Dth Hammer
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BR2-76mm Drill Bit For Middle Air Pressure Dth Hammer Products Parameters: 1.high and low air pressure down-the-hole drill bits 2.Face type: drop center bit/concave face/convex face/double gauge face/flat face ... Read More

2025-03-10 16:14:04

R32 48mm Rock Drilling Drill Bit with Spherical Conical Ballistic Buttons
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R32 41mm/48mm Flat Face With Spherical Button Bit Thread: R32 Diameter: 41mm R32 41mm flat face with Spherical Button Bit, Buttons: 4x9-2x9mm, 1 front flushing hole and 2 side flushing holes. Miroc P/N414830048... Read More

2019-12-06 15:26:25

Tunneling / Mining Carbide Tipped Drill Bits High Penetration 254mm - 381mm Size
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New Design DTH Drill Bits For NUMA Series High Air Pressure DTH Hammer We can design and manufacture the personalized products to meet your specical apllication, such as changing the tungsten carbide insert ... Read More

2025-03-10 17:23:54

Hard Rock Drilling Tool Numa Series Middle and High Pressure DTH Hammer Bit for Borehole
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2025-03-07 16:33:33

T51 Spherical Buttons 127mm Standard Rock Drill Bits
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T51 Spherical Buttons 127mm Standard Rock Drill Bits Specifications The threaded drill bit are equipped with the hydraulic drilling rig and used for crush rock ,and it is widely used in tunnel construction, ... Read More

2022-10-26 14:38:46

T38 76mm Button Drill Bit Normal Body With Ballistic Carbide Inserts
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T38 Spherical and Ballistic Button Bit T38 76mm Button Bit T38 76mm Ballistic Button Bit, Buttons: front 4 x 11mm, gauge 8 x 11mm, 2 front flushing holes, 2 side flushing holes, normal body. P/N4148300727 T38 ... Read More

2022-03-15 16:40:36

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