• Tubing Coupling

    Tubing Coupling

    HS Code : 7307.99.00

    Standard : API-5CT|API-5L

    Usage : Joining Tubing

    Packing : Wooden Pallet

    Richsen Product

  • Casing Coupling

    Casing Coupling

    HS Code : 7307.99.00

    Standard : API-5CT|API-5B

    Usage : Joining Casing

    Packing : Wooden Pallet

    Richsen Product

  • Premium Thread Couplings

    Premium Thread Couplings

    HS Code : 7307.99.00

    Standard : API-5CT|API-5B

    Usage : Joining Casing/Tubing

    Packing : Wooden Pallet

    Richsen Product

  • Coupling Blank

    Coupling Blank

    HS Code : 7307.99.00

    Standard : API-5CT|API-5B

    Usage : Thread couplings

    Packing : Wooden Pallet

    Richsen Product