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ເຈາະຮູເຈາະ Customizedl IADC127 14 3/4 ” (374 ມມ)
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ຂາຍສົ່ງ tricone bits IADC127 17.5 ນິ້ວ (444.5mm)
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ທໍ່ເຈາະຊີມັງ IADC127 4 3/4 ນິ້ວ (120 ມມ)
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Bit for well drilling IADC127 3 7/8″ ນິ້ວ (98.4mm)
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API tricone drilling IADC127 4 5/8 ນິ້ວ (118mm) ຂາຍ
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ໂຮງງານຜະລິດບິດຜະນຶກ IADC127 6 ນິ້ວ (152 ມມ)
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ທໍ່ເຈາະເລິກ IADC127 12 1/4” (311mm)