You have _sSplit by Max Smirnov who insert any number of Faces/ Object selected! ;)
http://moi3d.com/forum/index.php?webtag=MOI&msg=6674.254

Works for the subdiv but can be used for anything else :) (_sBridge, _sSize )

See my Thread Subdivide in Nurbs :)
http://moi3d.com/forum/index.php?webtag=MOI&msg=9689.1







ps You have very more speed for select Faces of 2 object above: use Browser / Types Faces / Selection! :)