Step 1: Step One
Take a brass pressure fitting nut and a dremel. Grind out the inside threads so it comfortably fits your finger
Step 2: Step Two
Once the brass nut fits your finger take a scratch awl and mark the center of each face on the nut. After marking the center take a pair of channel locks and hold your nut in place on a drill press.
Step 3: Step Three
On the drill press drill a hole in the center of each face. After doing so take the dremel and make each hole the desired shape. Finally round off the sharp edges and if you would like a shinier project take it to a buffing wheel and make her shine