Towa Bobbin Case Tension Gauge M Size. TM-3 ( Large Bobbins ) mechanical part It is an extremely fine

It is an extremely fine thread that can be sewn with a very small needle that renders the thread virtually invisible

Kiwi Glide Polyester Thread - 5

•    Shrinkage:  None

Mahogany Glide Polyester Thread - 5

Brooklet King Tut Cotton Thread:

Towa Bobbin Case Tension Gauge M Size. TM-3 ( Large Bobbins ) mechanical part It is an extremely fineTowa Bobbin Case Tension Gauge M Size. TM 3 (Large Bobbins Only!) Specifically for the M size bobbin case or (Large). This amazing gage will relieve the stress of not knowing if your bobbin case tension is set correctly. Just set your tension between 190 and 220, aiming for closer to 200. This will help you to know that the only tension you need to adjust is the top tension. This is for Size "M" bobbins only. A must have tool for Longarm machines!!