SEMPERFLI Semperfly Nano Silk 12/0 Fine GSP Thread Color Variation 50M

Nanosilk GSP (Gel Spun Polyethylene) Tying Thread, color variation 50m winding spool.

The 50 denier 12/0 has the strongest breaking strength in its class at 1.9kg and is suitable for a wide range of dry and wet flies from size #16 and up. It can be unraveled counterclockwise to make it flatter and clockwise to make it thinner, allowing you to use it in different ways to finish your flies neatly. It is also ideal for streamers and tube flies that you do not want to make thicker.

There are 8 colors available. Eight colors: yellow, red, brown, olive, gray, copper, orange, and pink. (Black and white are available in 100m winding spools and the old 50m winding spools)

EAN: N/A


Comparison table by class Comparison table by class


Global Fly Fisher test results show that Nano-Silk GSP 18/0, 12/0, 6/0, and 3/0 have the highest strength in the 30D, 50D, 100D, and 200D classes, respectively
. Denier Class Thread Product Fiber Material Denier Diameter Breaking Strength
30D Class NanoSilk 18/0 Ultrafine GSP Thread GSP30D Thread 0.025mm 1,140g
Company A 30D Thread GSP30 denier 0.019mm 652g
50D Class Nano Silk 12/0 Fine GSP Thread GSP50D Thread 0.038mm1,900g
Company A GSP 50D Thread GSP50 denier 0.02mm1,815g
Company B 12/0 GSP 50D thread, GSP50 denier 0.023mm, 1,811g
Company C 10/0 GSP 50D thread, GSP50 denier 0.028mm, 1,900g
Company C 10/0 thread GSP50 denier 0.033mm 1,077g
100 denier class NanoSilk 6/0 Predator GSP thread GSP100 denier 0.041mm3,800g
Company A Company A GSP 100D thread GSP100 denier 0.03mm 3,630g
Company B 7/0 thread GSP100 denier 0.036mm 3,622g
200 denier Class Nano Silk 3/0 Big Game GSP Thread GSP200 denier 0.062mm7,600g
Company A GSP 200D Thread GSP200 denier 7,250g
Company B Kevlar Thread Company B Kevlar Thread Kevlar 200 denier 3,798g
*Based on testing by "Global Fly Fisher" 2014-2019