micro-adjsutable right angle gage for cross-cutting wood or plastic 
up to 1" thick;  However, primary purpose is for doing dados.  
Straddle fence supports work on both sides of the blade for cleaner cuts.
Rectangular tube section can takeauxilliary fences bolted on of any 
length, and to include stops, etc.  Small bracket under tube for clamping
and index finger for repeat dadoes of a given spacing.