Patent ID: 11859459
Assignee: WELLTEC A/S
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 0:
1. A downhole tool for removing a restriction in a well tubular metal structure having a wall and an inner diameter, the restriction partly blocking the inner diameter, creating an opening defined at least partly by a rim section of the restriction, the downhole tool having a tool axis and comprising:
a tool body having a first part and a second part,
an electrical motor arranged in the first part and configured to rotate a rotatable shaft, and
a core bit arranged in the second part and having a first end connected with the rotatable shaft and a second end having a cutting edge,
wherein the second part of the downhole tool further comprises:
a locator configured to locate the rim section,
wherein the locator is configured to rotate with the core bit until the locator locates the rim section and a threshold value is reached, and wherein the locator is configured to be disconnected from the rotation of the core bit when the threshold value is reached.