Aho bakomoka: Ubushinwa Izina ryikirango: JCDRILL Umubare w'icyitegererezo: T2-46, T2-56, T2-66, T2-76, T2-86, T2-101 Ubwoko: Ibikoresho byo gucukura / Ibikoresho Ibikoresho: diyama / ibyuma Koresha: Ubucukuzi bw'amabuye y'agaciro, Geotechniki, Ubushakashatsi Izina: Diamond Core Drill Bit