See below, this is from the Van's Manual Section 5.5, I assume this also applies to RV-10's with final size holes?
"Van's produces two aircraft kits with the holes punched final size (the RV-12 and RV-14*). No deburring is necessary, simply dimple
the holes and then assemble the parts."
"Van's produces two aircraft kits with the holes punched final size (the RV-12 and RV-14*). No deburring is necessary, simply dimple
the holes and then assemble the parts."