yeah, it's easier to connect something with rivet than with screws...
there are some tools for rivet removing tools, but I did not have a chance to work with them... probably the best solution is to drill them...
http://www.nextag.com/rivet-removal-tool/search-html
http://www.vx-aviation.com/rv-9a/photos/Home/rivet_removal.jpgor try with
there are some tools for rivet removing tools, but I did not have a chance to work with them... probably the best solution is to drill them...
http://www.nextag.com/rivet-removal-tool/search-html
http://www.vx-aviation.com/rv-9a/photos/Home/rivet_removal.jpgor try with