Core Lifter Slotted Inner Tube Assembly Wireline Core Barrels Bq Nq Hq Pq
Product Description
Wireline double tube core barrels are available in BQ NQ HQ PQ SQ standards, which is composed of outer tube group & inner tube group. However, diamond bit & reaming shell are not included when pricing.
Outer tube group is composed of locking coupling, adaptor coupling, landing ring, outer tube, stabilizer, reaming shell & bit. Outer tube is available in 3M & 1.5M.
Inner tube group is composed of head assembly, inner tube, stop ring, core lifter, core lifter case. Inner tube is available in 3 & 1.5M.
Detailed Photos

Product Parameters
Drill Rods: BQ, NQ, HQ, PQ, SQ; NRQ, HRQ, NHD, HHD, PHD
Casings: AW, BW, NW, HW, HWT, PW, PWT, SW; AX, BX, NX, HX, PX, SX
Lengths: 1.5M, 3M
Both Ends Heat Treated
Non-standard also can be made as your demand






