Pulled down the aileron parts and started removing the vinyl. Separated some of the hinge brackets and doublers. Trimmed all of the skin stiffeners and deburred. Separated end ribs and deburred.
Reading ahead a bit, I see they call for 120 degree dimple dies for the CS4 rivets. Ordered one from Aircraft Tool Supply.
8/4: countersunk attach brackets
Purchases: ATS - 120 deg dimple die