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coring bits,reaming shells,core barrels,drilling rods,overshots,diamond casing shoe bit and other diamond drilling equipments and drill rigs for site investigation,mineral exploration,oil well,water well drilling applications. matrix hardness, diamond size and dosing can be varied according to the rock
which must be cut, so the matrix of our impregnated diamond core drill bits is designed for rock formation from soft matrix recipe to the very hard matrix recipe. especial include fractured, abrasive or silicified rocks. matrix hardness selection is simplified by our colour system, which designed to...
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