Lockstitch uses two threads that lock together in fabric. Upper thread runs through needle, lower thread through bobbin. Rotating hook catches upper thread around bobbin, forming lockstitch. Thread tension mechanisms prevent entwine point from leaving center
Sewing originated in Paleolithic era using animal parts and bone needles. Stone Age people sewed fur and leather using sinew and animal body parts. Hand sewing was practiced for thousands of years. First known use of "sewing" was in 14th century
Includes 200 embroidery designs and complimentary software. Offers online owner's class for machine basics. Features USB design transfer and software updates
Professional application for creating machine embroidery diagrams and designs. Supports multiple embroidery formats including PES, HUS, JEF, DST, VIP. Allows saving to vector and raster formats compatible with Adobe software. Includes Embird Manager for basic operations and scheme viewing
Box feed system eliminates material shrinkage and provides superior stitch quality. Special steel feed dog enables powerful feeding for heavy materials. 16 types of buttonholes available with adjustable cutting width
KL 624/625 machines for heavy fabrics like transport belts and tire cords. PFAFF 333/335 machines for tacking and basting of jackets and leather goods. PFAFF 337 machines with drop feed for sleeves on jackets