One set of tools for proper timing belt camshaft alignment on the 4, 5 and 6 cylinder DOHC Volvo engines.
Essential for alignment of the cam shafts on the engines with the variable cam shaft timing- where the cam shaft hubs that the timing belt runs on, have their own theory where they want to be.
These tools are made in USA.
Cam alignment tooth is in the correct place, at a correct angle and has proper tooth module to lock in to the cam shaft without any play.
Why is that important?
You don't have to guess how many degrees the cam shafts are off by.