DRilled holes for cotter pins to hold gas struts on. first 2 holes went well. 3rd hle kept bracking the 1/16" drill bit. made several trips to Menards for new drill bits. Finally drilled thru 3rd part. 4th hole no problem. predrilled holes in firewall and panel for forward top skin. back drilled couple holes in forward top skin to match holes in firewall and panel.
