Fit Pipe tools are found in the main upper toolbar under 'Piping > Fit and Insert'.
You must create a Piping System before fitting pipe to scan data.
Fit Pipe at Seed - Fits a pipe cylinder to the current selected scan point.
To extend the pipe cylinder, select a second scan point and click 'Fit Pipe at Seed' a second time.
Fit Pipe Points - Fits a pipe cylinder to a selection of scan points.
→ See also Step By Step Instructions, Create Piping System, Piping Tools, Insert Fittings, Pipeline Explorer, and Pipe Line List