81/2" HM642XG quente vender Bits China carboneto óleo broca broca
CORTADOR de 6 6 H-HNS matriz M 4-4 BLADE 2-prefeitura-nível hierárquico X-SINGLE ROW G-PDC cortador feita na CHINA
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81/2 «HM952XAG высокое качество Pdc дрель Bits.drill битов для рок проживает Daimond бурения, микс резец Pdc долота |
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Erdöl Drill bit Öl Rig Drill Bit Fels bisschen hohe Qualität Diamantbohrungen Bit direktionale Bohren |
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certified ,practical,mining,pdc drill bit ,manufacturer,sandstone,hard stone drilling |
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oferta Ntxinä tx'utho hño ar hnini, taladro ar komongu asero, za̲ hño, Nunu̲ ar perforación, brocas, broca pdc, broca diamante |
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Dvoredni Pdc Drill Bit,Website:, Matrix telo Pdc Drill Bit |
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