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API 7-1 gucukura Roller Reamer hamwe Ubwoko B & Ubwoko F & Ubwoko T.
Gusaba ibicuruzwa Roller Reamer yagenewe ibikorwa bitandukanye byo gusubiramo ariko cyane cyane mubikorwa byo gutuza mugihe cyo gucukura muburyo bubi cyane. Bizahuza ubunini bw'imyobo kuva kuri 4 5/8 kugeza 26inch.Iyongeyeho, buri mubiri muguhindura byoroshye guhagarika no guhitamo neza gukata, bizahuza intera nini yubunini. Ubwoko bwibicuruzwa Ubwoko butatu butandukanye (T, F na B) bwo gukata butangwa: Ubwoko T: Basya, bukozwe muburyo bukomeye butyaye ...