Master the Three Thread Flatlock Stitch for Quilt Piecing - over the edge
VF2500-8 series :: Super High Speed Flat Bed Interlock Stitch Machine with Active Thread Control - Interlock (Flatlock/Coverstitch) | Products | Yamato Sewing Machine Mfg. Co., Ltd.
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VF2560 :: 4 Needle 6 Thread Flat Bed Interlock Stitch Machine with Active Thread Control for General Seaming | VF2500-8 series - Interlock (Flatlock/Coverstitch) | Products | Yamato Sewing Machine Mfg. Co., Ltd.
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Flat Lock Sewing Machine: Parts, Specifications and Working Mechanism