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Yanggu Yishan Drilling Tools Co., Ltd.

We are a professional manufacture of rock drilling tools, mining tools, DTH Drilling tools and construction tools. 1. Integral drill Rods (Integral Drill steel) Shank H22x108mm, H19x108mm, standard hex, Bit diameters include 20-42mm 2. Tapered drilling tools (Tapered Drill Steel) Including Drill rods with Shanks H22x108mm; (6, 7, 11 and12 degree taper) taper rods in most lengths Button bits, cross type bits and chisel bits with (6, 7, 11 and 12 degree taper). Bit diameters: 28mm-57mm 3. Extension drilling tools Button bit face design: Flat face, drop centre, Normal and retrac body. Tungsten carbide button bits: Spherical, ballistic and Conical bits (Threaded R32, T38, T45, T51; bit diameters: 45mm-127mm) Couplings sleeves-manufactured with a middle stop to prevent walking along the thread, Include coupling sleeves (threaded R22, R25, R28, R32, R38,T38, T45 and T51) Shank carburized adapters are manufactured with tight tolerances and controlled straightness. 4. Down the hole hammers and DTH button bits (Down The Hole Drilling) Offer ir hammers (DHD3.5, DHD340a, DHD360, DHD380) and low pressure hammers (CIR65a, CIR90, CIR110, CIR150 and CIR170) DTH drill bits: 60mm-254mm bits with flat face; concave design fit for the Atlas Copco and Ingersoll-Rand models 5. Excavator coal cutter bits Include all kinds of round cutter bits and flat cutter bits for excavate coal machines as the replacements of Kennametal, Such as U76, U82, U84, U85, U92, U94,U95 and U118 coal bolting bits and coal bolting rods 6. All kinds of casing bits for shield machines and construction tools 7. Round road planing bits for road milling machines and trenching machines Shank diameters: 19.4mm, 25mm, 30mm, 33mm and 38mm 8. Blast furnace tap hole drill tools (Rods, Cross type bits, button bits and X type bits)

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Contact Details

Contact person:xuedong ge

Country:China (Mainland)



Street address: Yanggu





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