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Moslashtirilgan quduq burg'ulash bitlari IADC127 14 3/4 "(374 mm)
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Ulgurji tricone bitlari IADC127 17,5 dyuym (444,5 mm)
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Tsement vilkasi burg'ulash uchlari IADC127 4 3/4 dyuym (120 mm)
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Quduqni burg'ulash uchun bit IADC127 3 7/8 dyuym (98,4 mm)
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API tricone burg'ulash IADC127 4 5/8 dyuym (118 mm) sotiladi
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Muhrlangan bitlar zavodi IADC127 6 dyuym (152 mm)
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Chuqur quduq burg'ulash uchlari IADC127 12 1/4 "(311 mm)