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Ụlọ ọrụ API nke TCI tricone biit IDC637 6 "(152.4mm) na ngwaahịa
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API TCI tricone rock bit IDC637 6 3/4" (171.4mm)
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API Tricone bit price IDC637 8 1/2 ”(215.9mm)
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Bọtịnụ Rotary mkpọpu bit IDC617 12 1/4 sentimita (311mm)
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API tricone drill bits onye nrụpụta IDC637 12 1/4 ”(311.1mm)
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Ngwuputa ihe nkedo nke igwe mechiri emechi IDC637 14 3/4 ”(374.6mm) maka olulu mmiri miri emi.
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Cones atọ bit IDC637 17 1/2 ”(444.5mm)
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Tricone bits soplaya IDC637 6.5 sentimita (165mm) maka nkume siri ike
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Rotary ibe n'ibe IDC637 9 7/8 "(250.8mm)
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TCI tricone bit IDC417 17.5"(444.5mm)
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Tricone rock bit IDC417 8 1/2"(215.9mm)
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TCI tricone bit IDC447 8 1/2 sentimita (215.9mm)