... . Product DescriptionCore drilling rig, mud pump, diamond drill bit, reaming shell, drill rod, core barrel, casing shoe, casing etc As one ... 30m to 1600m. 2. Various mud pumps; 3. Diamond core drilling tools including: A. Diamond core bits (AQ, BQ, NQ, HQ, PQ, BQ3, NQ2, ... casing shoes) 4. DTH hammer bits, similar or equal DHD, COP and SD series hammers; Core Drilling Machines and Core Drilling Tools