How to use slicer 5
From School of Architecture, University of Limerick Wiki
If you are planning to slice in two directions and make slots to assembly the model, make sure that you use the slicer options that combines two different axis. Tolerance and overcut settings are possible and need to be set for each specific material –"a" means that you can make angled slices and "r" means that you can make radial slices–
