Mgbochi nlele
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Mgbochi nlele ziri ezi
Ihe nlere (nke a makwaara dị ka ihe nlere, Johansson gauges, gauges slip, ma ọ bụ Jo blocks) bụ usoro maka imepụta ogologo ogologo.Ngwongwo ihe nleba anya n'otu n'otu bụ ngọngọ ọla ma ọ bụ seramiiki nke emeburu nke ọma n'ala wee gbadaa n'otu ọkpụrụkpụ.Ihe nledo na-abịa n'ụdị ngọngọ nwere ogologo ogologo ọkọlọtọ.N'iji ya eme ihe, a na-akwakọba ihe mgbochi ndị ahụ iji mee ogologo (ma ọ bụ ịdị elu) achọrọ.