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DVY International is a specialist supplier of all kinds of rock drilling tools for mining, quarry, oilfield and construction industries based in China. The products are including:
1) Rock Drilling Tools and Accessories including chisel bits, cross bits, button bits, coupling sleeves, tapered drill rods, integral drill rods, hexagon steel bar, steel bodies, tungsten carbide products, shank adaptors, dth hammer & bits, drag bits, hand held or air leg rock drills, drill rigs;
2) Demolition