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Ngwuputa olulu mmiri rotary tricone bits IADC835 11″(179.4mm)
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Ngwakọta ọlaedo API Rock Bits IADC845 maka nhazi siri ike
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Ọnụ ego igwe na-egwupụta nkume Rotary IADC825 sentimita 11
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API Akụkụ tricone nke olulu mmiri miri emi IADC832 12.25″ 311mm
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Ngwakọta nkume API Ngwuputa ihe IADC745 12.25″(311mm) ụlọ ọrụ mmepụta ihe
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Akụkụ nkume nke API coal nke na-egwupụta nkume IADC545 nwere ọnụ ahịa mbelata
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Ngwakọta nkume igwe API IADC532 maka nhazi siri ike nke ukwuu
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Nnyocha ala nke igwe na-egwupụta ihe dị ka rotary mining tricone drilling bits IADC415 dị maka ọrịre
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API fotary tricone bit IADC645 maka igwu olulu mgbawa nke ebe a na-egwupụta ihe
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Ngwuputa ọla kọpa tungsten carbide nkume siri ike rollr trocpme bit IADC715
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Ụlọ ọrụ API nke TCI Mining nkume igere egwu IADC725 9 7/8″
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Ngwakọta tricone nke ọma nke API ọla edo IADC622 9 "maka nkume siri ike