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Products > layer > Guizhou Vilong Equipment Co,.Ltd | Similar Products

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" found 2 Products from Guizhou Vilong Equipment Co,.Ltd, China

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Casing Shoe, Diamond Impreganted Casing Shoe, Impregnated Casing Shoe AW BW NW HW PW HWT PWT: A casing shoe or rod shoe bits, casing bits are used to advance drill string through the overburden layer and into the bedrock, for drilling down or positioning the rods and casing tubes in ...

Surface Set Bits, Surface-set Bits, Diamond Surface Set Core Bits, Coring Bits BQ NQ HQ PQ: Surface set bits are used to drill soft, abrasive, unconsolidated formations where diamond impregnated bits are not drilled effectively. Surface set bits or written as surface-set bits, which are ...

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