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N&N Drilling manufactures a wide assortment of Core Barrels for geotechnical and mineral exploration applications. Our Core Barrels are manufactured using the tightest tolerances to ensure safe, efficient operation as well as a high rate of core sample recovery.


In addition to the industry-standard assembly, we offer options to customize most sections of the core barrel.

Core Bits, Reaming Shells, Overshots and other Coring Tools are also available.

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Available Core Barrel Types:
  • Wireline: AWL, BWL, NWL, NWL-2, HWL, PWL

  • Wireline Triple Tube: BWL-3, NWL-3, HWL-3, PWL-3

  • Conventional: BV, NV, NV-2, HV, PV, NWD4

  • Conventional Triple Tube: NV-3, HV-3, PV-3


  • Large Series DCDMA: 2-3/4″ x 3-7/8″, 4″ x 5-1/2″, 6 x 7-3/4″

Request  A Quote

Our cutting-edge equipment and precision-engineered solutions are tailor-made to meet your specific requirements. Experience the efficiency, durability, and unmatched performance of our products. Take the first step towards success and unlock the full potential of your projects by requesting a quote from N&N Drilling Products now!

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