Semperfli’s Nano Silk is now even thinner with their 20 denier thread! This thread is ultra thin, around 24/0, but don’t worry it is still extremely strong!
- 17x stronger than steel of the sale diameter
- can be used for dry flies
- comprised of 12 filaments so it can be split even thinner
- ideal for hook sizes 20-32
- available in black and white