
I started drilling a small hole in the tip of each key with a drill press:
When I had a goodly amount of them drilled I wove the mild steel wire through the top of one key and then through the small hole I had drilled:
Once I had enough keys to make one pass around my torso I wove wire through the top the same way:
I figure another seven of these and the shoulder parts and my vest will be done. And my fingers will be very blistered. See you in the Wastes.