Semperfli Nano Silk 12/0

Regarded as the strongest flat tying thread by professional fly tyers worldwide it has been independently tested against many international brands and proven to be the strongest thread GSP ( Gel Spun Polyethylene). It is virtually unbreakable and still can be split for use with dubbing twisters. Extensive range of colours and available in 18/0 , 12/0 and 6/0  in  50 meter spools. Now also available in 24/0 20D in Black and White  100 meter spools . As with all GSP threads, NANO Silk it it recommended that a ceramic tipped bobbin holder is used as the thread  is extremely strong. A craft blade is recommended to cut the NANO Silk to save your best scissors.