hard and fast about which angle you choose. i chose between 60 – 70 degrees, but you can try some different, if you wish. this second cut, since it is a curve, is best made with a band saw, or something else that can handle the curvature. remember to keep the extra “triangle” piece, for your wedge, and it also comes in handy to back up the side walls when drilling the hole for the cross bar.
next up is removing material on the bed of the heel piece, so the screw for the chip breaker has enough room for the iron to sit flat on the bed. measure the screw 