Towa Tension Gauge

With the Towa Bobbin Case Tension Gauge the guesswork is gone forever. This bobbin tension gauge allows embroiderers to consistently measure and set accurate embroidery bobbin case tension. In just a few seconds you can verify your bobbin tension is where it should be to achieve optimum results. It's simple to use and comes with complete instructions. No setup is required. It's ready to use right out of the box. Measures tension from 10mN to 400mN.