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API tegirmon tifi Quduq qazib olish uchun IADC217 12 1/4 dyuym (311mm)
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Qattiq tog 'jinslari uchun arzon narxlarni burg'ilash Bitadorlar (374mm)
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Ulgurji burg'ulash ishlari IADKC217 17,5 dyuym (444.5 mm)
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4 1/4 dyuymli PDC Drag Bit 3 Blades
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TCI Tricone bitining API fabrikasi IADC617 5 5/8 "(142.9 mm)
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API Tricary Tricere biti IADC617 6 "(152mm) yaxshi burg'ulash uchun
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Tricone Curt biti IADC617 8 1/2 "(215,9mm) yaxshi burg'ulash uchun
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Tricone tog 'jinslarini ishlab chiqaruvchisi IADC617 9 7/8 dyuym (250 mm)
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API trikon rolikli bitim iADC617 12 1/4 dyuym (311,1 mm)
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API tog 'burg'ulash zavodi in hisoblash zavodi IADC617 17 1/2 dyuym (444,5mm)
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API Volframid Carbide Rock Dill iAdc627 3 7/8 "(98mm) aktsiyada
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Rulli rolikli bit IADC627 8 1/2 "(215mm / 216mm)