I-API 7-1 yokubhola iRoller Reamer ene-Type B kunye ne-Type F kunye ne-Type T roller
Ukusetyenziswa kweMveliso I-Roller Reamer yenzelwe ukusebenza ngeendlela ezahlukeneyo zokurhawula kodwa ngakumbi ngeenjongo zokuzinzisa xa kugrunjwa kwiindawo ezirhabaxa kakhulu. Iya kufaneleka ngobukhulu bemingxunya ukusuka kwi-4 5/8 ukuya kwi-26 intshi. Ukongeza, umzimba ngamnye ngokulungiswa okulula kweebhloko kunye nokukhethwa ngokufanelekileyo kwezixhobo zokugawula, uya kufaneleka kuluhlu olubanzi lweendawo zobukhulu bemingxunya. Uhlobo lwemveliso Iintlobo ezintathu ezahlukeneyo (T,F kunye no-B) zezicuphi ziyabonelelwa: Uhlobo T: Zigayiwe, zenziwe ngomatshini nge-hard facing sharp ...