Joe wrote:

Fair enough. Veneering and holding small workpieces in place for production
routing.

I use a recycled refrigerator compressor with shop-built vacuum pucks
for holding (not small) workpieces for CNC routing with a 5 hp spindle.

The higher-volume shops like the vacuum pumps from

http://www.beckerpumps.com/

They're more expensive but those who have 'em, love 'em.

--
Morris Dovey
DeSoto Solar
DeSoto, Iowa USA
http://www.iedu.com/DeSoto/