91/2" HM652XG nove vode tudi Rock Bit Diamond sveder
nafte in plina opreme pdc sveder
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öljyn pora bittiä öljyn rig pora vähän rock bitin laadun kairaustoiminnasta bittiä porakone |
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Com a fábrica profissional e produtiva, HAINAISEN é um dos fabricantes principais do China não rotativo estabilizador. Bem-vindo ao atacado estabil... |
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Diamond compact (PDC) drill bits, diamond compact as the main cutting element, by scraping principle of shear rock broken, apply to soft - in hard ... |
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H-HNS M-MATRIX 6-CUTTER 6 4-4 BLADE 2-Prefecture-level hierarchical X-SINGLE ROW G-PDC CUTTER MADE IN CHINA |
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Dengan kilang yang profesional dan produktif,Website:, HAINAISEN adalah salah satu pengeluar rod Lingkaran gerudi geologi utama China. Selamat data... |
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