You can download 18 sets of 72 points outlining the hand from
here
It unzips to
Hand/hand*.pts
Each .pts file looks like this:
72 296.00 509.00 305.00 481.00 329.00 465.00 350.00 443.00 ...
Each line (after the first 72) contains the (x,y) co-ords. of the 72 points.