Tricone Drilling Bit
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Mining Tools

Discover high-performance DTH hammers, precision-engineered DTH drill bits, and efficient mining tri-cone drilling bits on our platform. Elevate your drilling operations with our premium tools designed for optimal performance and durability. Explore our range to find the right solutions for your mining and drilling requirements.

DTH Hammers

The DTH is the abbreviation of Down The Hole and sometimes it is also called RAB in some markets, then the RAB is short for Rotary Air Blasting

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DTH Hammers
Grand DTH Bits

Grand DTH bits are made of superior quality alloy steel which is made by Timken in U.S. Besides, all our DTH bits are using the brand "Element Six" T.C carbide which provides (the T.C buttons) for Boart Longyear

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DTH Bits, Down the hole bits, down the hole bit
Threaded Button Bits

Look no further than Grand's Threaded Button Bits. We bring you top-quality alloy steels from the USA and the finest carbides made in China, combined using hot press technology to produce threaded button bits that excel in various drilling scenarios.

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DTH Bits, Down the hole bits, down the hole bit
Grand Coupling Sleeves

Both semi-bridge and full-bridge coupling sleeves are manufactured by Tianjin Grand.

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Grand Coupling Sleeves
Mining Tri-cone Bit

Grand Rotary Grand Bits have optimally designed bearing structures and carbide inserts to withstand extreme challenge of today's mining applications.

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Mining Tri-cone Bit

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Mob. +86 13920330362

Email: grand@grandbit.cn

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DTH Drill BitPDC Bit
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