Reamer for cutting profile inside conduit, has shaft provided with means for guiding reamer body

摘要

The reamer body shaft (4) is provided with a means for guiding the body (2) inside the conduit. The guiding means comprises one or more guides (8) on the outside of the shaft, preferably two guides oriented at an angle relative to the body length axis. A cutting tool (5) is movably secured inside a head (3) of the body. A means (14, 19) is provided for moving the tool in the radial direction between an extended working position and a retracted resting position.