Fil-TEC Inc.

Fil-Tec Magna-Glide Bobbins take the confusion out of bobbin tensions. Uses magnets, no tension springs. Continuous filament polyester thread in size "L". Sideless bobbins with a magnetic core offering 130 yards.This magnetic core bobbin offers significantly more yards per bobbin, so you change bobbins less often. They also reduce lint and residual build-up in the bobbin case and tension spring. The magnetic core prevents backlash or overspin and eliminates the need for check springs. These...

Fil-Tec Magna-Glide Bobbins take the confusion out of bobbin tensions. Uses magnets, no tension springs. Continuous filament polyester thread in size "L". Sideless bobbins with a magnetic core offering 130 yards.This magnetic core bobbin offers significantly more yards per bobbin, so you change bobbins less often. They also reduce lint and residual build-up in the bobbin case and tension spring. The magnetic core prevents backlash or overspin and eliminates the need for check springs. These...