Above photo: A TMC 212Y #20 hairwing caddis emerger, the Nano Silk is the game changer! I often write about products that truly deliver and can change the way we create and add to the success of our tiny creations. Semperfli's Nano Silk 18/0 Thread is no exception. Semperfli smashed the thread category when they introduced the Nano Silk thread series back in 2014; it truly revolutionized micropattern fly tying. A thread so strong and thin that it can easily pull off size 32 flies in a pinch. So tying after 35-plus years for me proved frustrating at times, primarily because of the limitations of both hooks and thread sizes.  When ED Engle's book Tying Small Flies was released in 2004 by Stackpole Books, it was a game-changer for us tiny dry fly guys. There was a lot of outstanding information on both tying and fishing tiny flies inside this 231-page book. There is even a section completely dedicated to size 32 fly patterns. Unfortunately, Nano Silk was not around in 2004. So it ...