Quoting From Tom's Workbench

http://tomsworkbench.com/2012/06/13/trust-your-feeling/?utm_source=feedburner&utm_medium=email&utm_campaign=Feed%3A+tomsworkbench+%28Tom%27s+Workbench%29

  Tom talks about using spacers and set up blocks in his shop.  I agree 100% and the place to go for accurate set up tools.
http://www.thetoolstore.ca/supplierItems.asp?orderBy=visits&view=all  Starrett Company makes everything your heart can imagine.


Or, look to the JessEm tools setting gauge. 


cheers  Ian W