Casing roller

{
  "id": "MLC-T-OAG-004259",
  "term": "Casing roller",
  "field": "Oil and gas",
  "definition": "A downhole tool designed to restore the circularity of collapsed or dented casing in a wellbore. It consists of a series of hardened rollers that expand radially to press against the deformed casing wall as the tool is rotated and moved through the affected section. This operation prepares the casing for subsequent downhole operations, such as running completion equipment.",
  "subject": "Well Workover and Intervention",
  "url": "https://mlchart.com/terminology/oil-and-gas/casing-roller/"
}