http://www.marksdreamshack.com/Powerslide Rides Achievement Folder proposal version 3.pdf
Click on the link above for an overview file of our work experience mentoring packs
These files are for notching tubes for rollcage building.
First set here are for 48mm tube and are at 15 degree intervals.
Download, print, cut out and wrap round the metal, simple as that.
Laminate them and they are reusable!