core barrel of BQ NQ HQ PQ, include core lifter,lifter case,stabilizer,landing ring,outer/inner tube, adaptor coupling,locking/C

 China Drilling Geological Equipment ltd., is the main professional manufacturer of drilling tool in china, and specializing in the design and manufacture of premium diamond drilling tools for the world engineering: geotechnical exploration, Mining exploration, Oil exploration and hydrapower station grouting project ( wireline core drilling and double-tube core drilling)

We produce a wide range of drilling tool including drill rod, wireline core barrel (AQ-PQ) and assemblies, synthetic diamond core bits, natural diamond surface-set core bit, PDC bits (core or noncoring), casing shoes, reaming shells, overshot, hoisting plug, water swiel, wrench.  

1.Drill rod: BQ, NQ ,  HQ, PHD, BT, NT, HT,  and BW, NW

   casing tube: BW, NW, HW, HWT

2.Core barrel: BQ,NQ,HQ,PQ , head assembly and assembly  

3.AQ,BQ,NQ,HQ,PQ, T2, T6 etc. Diamond core bit, reaming shell & shoe bit (syn. and surface-set, PDC)

4.Drill tool: hoisting plug(standard and heavy duty), water swivel(compact plus and standard), overshot, outer tube & inner tube wrench, foot clamp,etc.

Core Barrel BQ NQ HQ PQ and assemblies for wireline