NQ3 HQ3 PQ3 triple core barrels are generally used for geotechnical purpose, designed to maximize core recovery in soft formations,

Nq Hq Pq Inner Tube Stabilizer

Thin Wall Core Wireline System Wireline Core Barrel , ATW BTW NTW HTW Double Tube Core Barrel

ROSCHEN Wireline drill rods are manufactured from the best quality heat-treated seamless steel tubes. Ultimate tensile strength, yield strength, high precision and good straightness provide the best performance under different drilling conditions.

B101 Single Tube Start Core Barrel