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Mata bor rol Tricone IADC637 4 3/4″ (120mm) pikeun pangeboran batu teuas
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Tricone huntu bal biit IADC637 5.5″ (140mm)
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Pabrik API TCI tricone biit IADC637 6 “(152.4mm) sayogi
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Mata bor batu tricone API TCI IADC637 6 3/4″ (171.4mm)
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Harga mata bor API Tricone IADC637 8 1/2” (215.9mm)
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Mata bor kancing puteran IADC617 12 1/4 inci (311mm)
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Produsén mata bor tricone API IADC637 12 1/4 ” (311.1mm)
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Mata bor anu disegel logam IADC637 14 3/4 ” (374.6mm) pikeun sumur jero
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Mata bor tilu kerucut IADC637 17 1/2” (444.5mm)
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Supplier mata bor Tricone IADC637 6,5 inci (165mm) pikeun batu keras
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Mata bor rol puteran IADC637 9 7/8” (250.8mm)
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Pabrik API tina Roller cone bit IADC637 3 7/8″ (98mm) sayogi.