491 - 500 of 1597
stone drilling bits
Selling leads
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...values of nozzle sizes (mm2) Services We can make various kinds of diamond drill bits and core bits form 4″ to 171/2″, and can research, develop...
2026-06-20 00:21:38
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... Tungsten Tricone and PDC Drill Bit Factory Selling Directly Basical Specification Size of PDC Bit 12 1/4 inches 311.1mm Thread Connection 6 5/8 ...
2024-12-09 18:09:33
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102mm T45 Concave Face Retractable Drill Bit High Speed , Thread Button Bit For Hard Rock 102mmT45 concave face high speed drilling thread retrac ...
2026-06-20 00:21:38
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..., which adopted high-quality raw materials, advanced technology and passed through strictly inspection. 1.high and low air pressure down-the-hole ...
2026-06-20 00:21:37
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..., which adopted high-quality raw materials, advanced technology and passed through strictly inspection. 1.high and low air pressure down-the-hole ...
2026-06-20 00:21:37
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... to different rock formation structures and hardness. We can make alloy ball tooth drills of different specifications and different forms according ...
2026-06-01 09:58:07
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...drill bits A comprehensive range of various button bits shown as below: Thread sizes: R25, R28, R32, R35, R38, T38, T45, T51, ST58, ST60, GT60 etc; ...
2026-06-20 00:21:38
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...Drill Bits Product Description DTH bits are made of tungsten carbide and steel. Our DTH hammer bit adopts superior material to manufacture, they ...
2026-06-20 00:21:38
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... R32 Button Bit Diameter Buttons and Size (mm) Flushing hole Weight Part Number mm inch Front Gauge Angle Front Side kg ...
2024-12-09 18:44:59
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... PQ,HQ,NQ surface diamond bits/ core drill bits For Mineral Exploration Industry Description: Impregnated diamond bits have the widest range of ...
2026-06-20 00:21:38
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