Aho bakomoka: Ubushinwa Izina ryikirango: JCDRILL Umubare w'icyitegererezo: B36, B46, B56, B66, B76, B101, B116, B131, B146 Ubwoko: Ibikoresho byo gucukura / Ibikoresho Ibikoresho: diyama / ibyuma Koresha: Ubucukuzi bw'amabuye y'agaciro, Geotechniki, Ubushakashatsi Izina: Diamond Core Drill Bit
