10 pack of Brother White Prewound Bobbin PRWB135

10 pack of Brother White Prewound Bobbin PRWB135

$15.00
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  10 pack of Brother White Prewound Bobbin PRWB135   For Use With: PR-600 PR-600II PR-620 PR-650 PR650ePR-620 PR-650 PR650e PR1000 PR1000e Babylock EMP BMP ENT10BNT10 Thesemagnetic core embroidery bobbins are the only bobbin specificallydesigned to sew without tension variation throughout the entirebobbin. The magnetic core, combined with advanced EB "cross-link"technology optimizes dynamic thread delivery to create consistenttension from beginning to end of each bobbin.   Patented magnetic corecreates unmatched tension uniformity. Bobbin will sew to thevery end without tension variation. High tenacity 60wtpolyester yarns. Patented magnetic coreembroidery bobbin. Lower cost per yard basedon usable yards per bobbin. Bobbins come with 135ydsper bobbin. If you have a backlashtension spring in your bobbin case remove it and insert the Fil-tecbobbin in it. See the difference.

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