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reamer and DTH hammer, drill tube, drill rod, drill bit, rock bit,
We, DVY INTERNATIONAL (E-mail: ,
, website: http://www.sinodrills.com,) are one famous specialized supplier and exporter for those rock drilling equipments, as following, --DTH (down the hole) hammers and bits & ODEX; --Diamond core drilling tools: diamond core bits, reaming shells/reamer, reaming tools, core barrel, casing shoe; --Top hammer drilling equipment: button bit, chisel bit, cross bit, tapered bit, thread bit, integral drill rod, tapered rod, striking bar shank adaptors, extension rod, drifter rod, paving rod, pick rod, coupling sleeves, M/F speed rod, roller bit, rock bit, quarrying, and mining equipments; --Rock drills: air-leg (jack-leg) rock drill, pneumatic rock drills, hand-held rock drill, internal combustion rock drill, motor-driven rock drill, open cast, open pit, surface and underground mining/quarrying, pick hammer tools, tunnelling equipment ; --Drag bits: 3-wings, 4-wings, step type and V-type. |
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