Towa Bobbin Case Tension Gauges Style:L Style with unloading measured in seconds

with unloading measured in seconds rather than minutes

and Manual

The generous embroidery area allows you to take on larger projects with ease

Made from high quality tungsten steel

Towa Bobbin Case Tension Gauges Style:L Style with unloading measured in secondsTo determine your bobbin's tension, place your bobbin inside the bobbin case with the thread unwinding in the correct direction, then feed it into the TOWA Tension Gauge. Take your bobbin thread and run it underneath the bottom wheel, over the top of the top wheel, and inside the catch. Pulling the thread to the side will show the top wheel moving down while the numbers increase. The higher the number, the tighter the tension. To release tension, turn