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Likotoana tsa ho cheka seliba sa rotary tricone IADC835 11″(179.4mm)
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API khauta mining Rock Bits IADC845 bakeng sa sebopeho se thata
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Likotoana tsa merafo ea majoe a Rotary theko ea IADC825 11 lisenthimithara
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API Meepo e tebileng ea li-tricone likotoana tsa IADC832 12.25 ″ 311mm
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API Meepo ea ho cheka majoe IADC745 12.25 ″(311mm) feme
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Moetsi oa likotoana tsa li-drill tsa HDD bakeng sa ho cheka corssing
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Feme ea API ea No-dig Pilot tricone bit bakeng sa mochini oa ho cheka oa HDD
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API Metsi a cheka likotoana tsa majoe bakeng sa sebopeho se thata
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API fektheri ea meno ea Ball meno le likotoana tsa ho cheka khase 14 3/4 ″ bakeng sa seliba se tebileng
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API mofani oa thepa ea Rotary oli rig drill bit 16 ″ theko setokong
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API Metal e tiisitsoeng ka oli ea tricone drill bit bakeng sa foratmions tse thata
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API petroleum tricone drilling bit e rekisoang setokong