we can supply various kinds of spareparts, BQ, NQ, HQ, PQ, BGM,T2101, T6101 ,T6116, corelifter, corelifter case, stop ring, etc. Wire-line core drilling tools can lift core from drill rods without picking up coring system. A complete set of wire-line drill tools include: Core barrel assembly, overshot assembly, drill rods, holding dog, hoisting plug, circle wrench etc. It has some advantages such ...