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Q series Wire line Core Barrel Assembly: BQ, NQ, HQ, PQ

Locking Couplings, Spearhead Point, Compression Spring, Detent Plunger, Spirol Pin, Spearhead Base, Latch Retracting Case, Spring Clamp, Upper Latch Body, Latch Spring, Latch, Adapter Couplings , Landing rings, Lower Latch Body, Spindle, Outer Tubes, Inner Tubes, stabilizers, Core Lifter (cases), Stop rings, Core springs and other drilling tools: Complete Inner tube head, Overshot assembly, Alloy wrench, Diamond Wrench, Drill rod etc
 
 
Wire-line drilling tools can lift drill core from drill rods without picking up bit. Their advantages are higher penetration, higher core recovery ratio, longer bit life and lower labour intensity, the advantages get more clear with the increasing of hole depth.
绳索取芯钻具是一种不提钻杆内捞取岩芯的钻井工具。整套钻具包括:钻具总成,打捞器,钻杆,绞车,提引器,夹持器及自由钳等部件。它具有钻井效率高,岩芯采取率高,钻头寿命长,劳动强度小等优点,随着钻孔深度的加深,其优势更为明显。