Quoting speff@interlog.com: p.s. I'm not sure if it would get anywhere near the vacuum you want, but in the old days we made vacuum tweezer pumps by flipping around an aquarium diaphragm pump. Pretty light and quiet. --sp --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .