Per questions from various folks, here are a couple of pictures showing the point of balance on long and short versions:
And some measurements. The blades are 2 13/16" from point to point. The hammer poll heads are 6 3/16" long, and both the pry spike and the combat spike heads are 7 5/16" long.
I am away from my shop for a few days and don't access to a scale to weigh them, but will do so when I can.