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Ƙananan duwatsun TCI TRICONE IADC537 6 3/4″ (171mm)
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Maɓallin API IADC537 inci 6.5 (165mm) tare da farashi mai rahusa
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TCI dutsen bit IADC537 7 1/2” (190 mm)
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Bit ɗin tricone na masana'antar API IADC537 7 5/8” (193.7 mm)
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Bit ɗin TCI TRICONE IADC537 inci 7 7/8 (200 mm)
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Bit ɗin Tungsten Carbide IADC537 8 1/2″(215.9mm)
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Maɓallin maɓalli na dutsen API IADC537 8 3/4″(222.2mm) tare da farashi mai rahusa
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Ma'aunin haƙa TCI IADC537 9 1/2″(241mm) don rijiyar mai mai tauri
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Ragowar haƙa rijiyoyin dutse na API IADC537 inci 10 5/8 (269mm)
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Mazugi uku na API IADC537 11 5/8″(295mm) don rijiyar mai tauri
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Bit mai juyawa mai siffar tri-cone IADC537 12 1/4″(311mm)
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Ma'aunin haƙa dutse na Far Eastern IADC537 13 5/8″(346mm)