DTH(Down the hole hammer) drilling and top hammer drilling equipment
We, DVY INTERNATIONAL, are one famous specialized supplier and exporter
for rock drilling equipments in China. Our products mainly cover the following catalogues: --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. E-mail: , , website: http://www.sinodrills.com |
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