91/2" HM652XA China fornecedor 2015 Hotselling PDC Escopro de perfuração para exploração geológica do campo petrolífero
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121/4" HM652XA матрица тялото PDC бит / диамант PDC свредло / PDC ядро бита с дюзи/нефтодобивния добре |
Матрицата тялото pdc свредло, масло и пробиване, добив на въглища, класиране малко диамантено пробиване |
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121 yá 4 pulgadas taladro Bit yá insertar pedacito tricónico TCI Rotary, agua xi hño equipos perforación |
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13 3/4" HM652XAG 5 blad singel ror Matrix kroppen Petroleum diamant Pdc borr |
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83/4" HM662XA PDC poranterä, PDC leikkuri Kaivos koneet Carbide bittiä/öljykenttä PDC Drill Bit/poraus lautat PDC poranterät |
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121/4 inch 2015 Hotsale TCI Tricone sedikit & Steel gigi Tricone Bit & Tricone Rock Bit |
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