Pg. 34-15 Step 5: Sanded the epoxy with 220 and 320 grit paper. The contour and surface finish appear better than I had expected when I started. Applied filler primer to the epoxy lay-up. I'll check for pin holes next session and blend the epoxy into the side skirts. Pg. 34-16 Step 1: Drilled with a #30 bit to verify location of the canopy pivot bolts, then enlarged with a 3/8" drill bit. Continued to enlarge the hole to 21/32" with a Dremel milling bit, enough to get a 3/8" socket onto the bolt head.