Our head assembly features long life span, good compatibility with parts like inner tube and outer tube from other vendors, and availability in all spare parts.
All With ISO certificate & quality control.
Size:
Wireline series: AQ, BQ, NQ, HQ, PQ, PQ3, HQ3, NQ3, BQ3, NQ2, WL-56, WL-66, WL-76, BQU, NQU, HQU, PQU
T2 series: T2 46, T2 56, T2 66, T2 76, T2 86, T2 101
TT series: TT 46, TT 56
T6 series: T6 76, T6 86, T6 101, T6 116, T6 131, T6 146
T6S series: T6S 76, T6S 86, T6S 116, T6S 131, T6S 146
B series: B46, B56, B66, B76, B86, B101, B116, B131, B146
MLC series: NMLC, HMLC
LTK series: LTK48, LTK60
WF series: HWF, PWF, SWF, UWF, ZWF
WT series: RWT, EWT, AWT, BWT, NWT, HWT(Single Tube, Double Tube)
WG series: EWG, AWG, BWG, NWG, HWG(Single Tube, Double Tube)
WM series: EWM, AWM, BWM, NWM, HWM
Other sizes: AX, BX, NX, HX, TBW, NQTT, HQTT, TNW, 412F, BTW, TBW
Chinese standard: 56mm, 59mm, 75mm, 91mm, 110mm, 131mm, 150mm, 170mm, 219mm, 275mm
Russian standard: 59, 76, 93, 112, 132, 152 mm
1.5m and 3.0m length core barrels are available, and also can provide the shorter core barrels which used to open the holes.
Audited Supplier 
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