"Joe, the corner pieces come pre-drilled on the top and two sides. I buy them from CB Gitty Crafter supply. These are the best corners available so far. I've seen corners that are not drilled on the top and I agree they…"
"Question - it seems you put a screw on the top of the brass corner piece - can you confirm - does this help stabilize it and keep it down while you screw in the two side screws? My corner pieces seem to float a bit depending upon which screw I…"