What is the double uni knot best used for?

Joining two lines of similar diameter.

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  1. Joining two lines together ✔
  2. Tying a lure to a swivel
  3. Keeping a bobber in place

Why: You wrap each line around the other to make two uni knots. Pulling the standing lines apart slides the knots together into one strong joint.

Huh, didn't know that: Take Me Fishing calls it one of the strongest line connecting knots.

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References

Answer: Joining two lines together. You wrap each line around the other to make two uni knots. Pulling the standing lines apart slides the knots together into one strong joint.

  1. How to Tie a Double Uni Knot (Take Me Fishing) www.takemefishing.org/how-to-fish/how-tie-fishing-knots/how-to-tie-a-double-uni-knot
    The double uni knot is one of the best types of knots to use when connecting two lines of similar diameter.
    Checked 2026-10-10.

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