Boat Building & Maintenance

  • Caulking Iron

    CS Osborne & Co

    Caulking Irons - Cast

    Produced in the US by CS Osborne & Co, these cast iron caulking irons are used for inserting Cotton or Oakum into the seam between the planks.  This process is also known as Making Irons. Typically, Oakum is used to fill wider gaps in...