Core Barrel Metric Series

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Core Barrel Metric Series – Double Tube Swivel Type

The Metric Series Double Tube Swivel Type core Barrel with BS / DCDMA Hole Size are manufactured from the highest quality materials. The dimensions and physical properties are in accordance with International and National safety standards ISO 3551-1 1992 and BS 4019; part 3 ; 1992. The most stringent quality control procedures are employed during all phases of manufacture. Straightness is controlled to 1;1200 or better.

Here at Drillwell we design and manufacture our own range of Core Barrels. We can offer Core Barrels in various length increments. If you require specific length then we can supply them on request. All our Core Barrel products are designed and manufactured in house by our fully qualified engineers allowing us to provide a custom service and a fast turn around.

Metric Series Double Tube Swivel Type Core Barrel – Dimensions

TAW TBW TNW
In. mm. In. mm. In. mm.
Bit Set O.D. 1.875 46.7 2.345 59.6 2.965 75.3
Bit Set I.D. 1.315 33.4 1.772 45.0 2.394 60.8
Reamer Shell Set O.D. 1.890 48.0 2.360 59.9 2.980 75.7

Metric Series Double Tube Swivel Type Core Barrel – Part Numbers

TAW TBW TNW
3.0m Long DW 012365 DW 012370 DW 012375
1.5m Long DW 012366 DW 012371 DW 012376

If you require any further information or a bespoke design then please email or contact us.