The Class 15 (Type A) Metal Bobbin Case holds your bobbin securely in place inside the sewing machine, allowing smooth and even thread tension during stitching. It plays a critical role in forming the bottom part of the stitch by controlling how the bobbin thread is released.

Made for machines that use Class 15 (Type A) bobbins, this durable metal case ensures reliable performance, smooth operation, and consistent stitch qualityperfect for both everyday sewing and heavy-duty projects.

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