My blank was 1 1/2" x 1 1/2" x 5 3/4", i found it sold as a "game call blank". That was enough wood to make 1 HI and 1 bottom cap.
Damn check out this piece of wood right here! would make such a nice HI! That's the same guy I got my wood from, he's based out of Hawaii, not sure if that's...