24 mixed pack of white and black prewound bobbins size L. Outside dimension is .826" and the width is .362". Center hole ID is 1/4". These are wound with approximatly 131 yards of thread. Benefits include parallel wind for smoother running, more usable yards per gross. Less waste = More yards, less down time, more production. No fuzz, lint, or wax buildup from paper bobbins. No distorted flanges from humidity or oiling. No jerks or jamming from distorted flanges.
Style L bobbin with approximately 120 yards of 70/2 white continuous filament polyester to minimize lint build-up and provide consistent tension. Prewound on a one-time-use plastic core with plastic sides to minimize dust in the bobbin assembly area. Thread: 120 yards/bobbin, 48 bobbins per tube.
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