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Akụkụ olulu mmiri tricone API maka olulu mmiri dị ọnụ ala
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Ụlọ ọrụ API nke olulu mmiri TCI tricone bit maka igwu nkume siri ike
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Onye na-emepụta API nke obere ihe eji agbagharị olulu mmiri nwere ihe ntinye Chisel
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Ntinye eriri cone nke API tungsten carbide maka olulu mmiri
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Akụkụ olulu mmiri nke China TCI siri ike nke nwere kọn atọ maka olulu mmiri
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Ụlọ ọrụ mmepụta ihe na-emepụta tricone bits nke olulu mmiri n'ogbe maka igwu nkume siri ike
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Ebe a na-egwu olulu mmiri nke nwere tricone roller maka igwu nkume siri ike
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Onye na-ebunye ihe na-eme ka olulu mmiri nke China dị na ngwaahịa
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Ọnụ ahịa igwe mmiri China API nke tricone rock gwuo ala
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Ụlọ ọrụ API nke trenchless tricone drilling bits maka pilot hole
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N'elu ihe e ji diamond mee, nke ahaziri ya nke ọma bụ Nmlc, Bq, Hq, Nq.