BERNINA L 850 Overlocker Tutorial - Optimizing 3-Thread Superstretch and 2-Thread Wrapped Overlock Stitches
In this video: How to optimize stitches for 3-thread superstretch and 2-thread wrapped overlockers. How to precisely adjust thread tension. Why to decrease thread tension. How to increase thread tension. How to prevent loose thread tension. How to balance looper threads. How to increase stitch elasticity.


