triblade with large holes in wing tips 12-ply finnish birch plywood 46.37 windy throwing conditions drill, woodfile and sandpaper 2004-07-22 2004-07-27 beeswax 20 elliptical triblade with one hole in center, wings swept forward 12-ply finnish birch plywood 50.12 fast catch drill, woodfile and sandpaper 2007-08-26 2007-08-27 beeswax 15 fast, level, low and circular