One has to have a Harbour Freight retail store handy.
The quality may be suspect.
Offer expires 2 August 2006.
Hope this post is in good taste, maybe others have no/low budgets.
$29.99 Air hydraulic riveter
Powerful, durable, high speed production tool sets rivets up to 3/16''. Air relief valve prevents overloading for long life. Includes 4 nosepieces for rivet diameters 3/16'', 5/32'', 1/8'', 3/32''.
Air requirement: 5.6 CFM @ 85 to 90 PSI, Air inlet: 1/4-18 NPT, Tool weight: 4.84 lbs.
I'm going to get one after I post this - missed their last sale on them
(Note: Coupon for 4" 10 LED tail lights for $11 on same page)