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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)
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Hakowa mai naɗin Tricone IADC537 15.5″(393.7mm) don zurfin rijiya
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Ma'aunin haƙo TCI IADC537 16″(406.4mm)
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Tukunyar Tungsten Carbide TRIXET IADC537 17.5″ (444.5mm)
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Bit ɗin tricone na API & ISO IADC537 26″(660.4mm)