... Assembly,Hosting Plug, Drill RodNQ HQ Core Barrel, Casing Tube, Overshot Assembly,Hosti NQ HQ Core Barrel, Casing Tube, Overshot ... length core barrels are avaiable. Wireline series Core Barrel available:Q series Core Barresls: AQ, BQ, NQ, HQ, PQ, NQ3, HQ3T series Core Barrels: T2 ... -56, T2-66, T2-76,T2-86, T2-101, T6-131WF series Core ...