Why need 6/0 thread?If you’re starting out with mostly trout flies in sizes 4-20, your 6/0 thread will work just fine. If you’re tying bass bugs, wooly buggers, spinning hair and so on, our 3/0 is the ticket. Some folks tie all their dries with 8/0, but it takes some practice!
Why need strong thread? ---No matter for beginner or master when tying some complicated flies, thread broken means restarting, which will waste a lot of time. This set of thread combination uses custom fiber, which has high strength, ensuring that you can complete the tying smoothly without breaking the thread.
Why need 12 color thread ? Different flies need different color combinations to show perfect effects. The 12 colors in this set are the most commonly used. They can satisfy 98% of your fly tying.
A strong thread for sizes 4-20, flies with breaking strength of 35 oz