SemperFli Nano Silk thread is regarded as the tying thread choice of professional fly tyers worldwide. Specially formulated Gel Spun Polyethylene (GSP) Nano Silk fly tying thread is super strong with endless possibilities for micro to medium flies. Virtually unbreakable and still capable of being split down for dubbing twists, Nano Silk lets you confidently tie the smallest flies without your thre Read More

SemperFli Nano Silk thread is regarded as the tying thread choice of professional fly tyers worldwide. Specially formulated Gel Spun Polyethylene (GSP) Nano Silk fly tying thread is super strong with endless possibilities for micro to medium flies. Virtually unbreakable and still capable of being split down for dubbing twists, Nano Silk lets you confidently tie the smallest flies without your thread breaking! Using Nano Silk eliminates thread build-up and is ideal for fly tying when you want to hide the thread.

Fly tying Nano Silk thread is 10 times stronger than steel of the same diameter! It can be split for dubbing twists and is ideal for tying streamers with less bulk. SemperFli 18-0 Nano Silk is fine enough for size 16 to 32 flies while retaining its strength and is stronger than 8/0 polyester thread, yet less than 1/20th of the diameter. SemperFli 12-0 Nano Silk is perfect on hook sizes 6 to 16. SemperFli Nano Silk Thread has been measured as the smoothest and strongest GSP on the market for tying the smallest of flies.

• 10 times stronger than steel of the same diameter
• Lays perfectly flat with no build-up
• SemperFli Nano Silk 30 denier 18/0
  • Breaking strain 2.51lb
  • Recommended hook size 16 to 32
• SemperFli Nano Silk 50 denier 12/0
  • Breaking strain 4.2lb
  • Recommended hook size 6 to 16

• Spool Length: 100m / 109yds
• Quantity per pack: 1 spool

Note: Always use a ceramic bobbin holder with all GSP threads

Prop 65 Warning

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