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What is the pitch/row/margin of a general sports shoe sewing machine?
2020-06-05The stitch pitch is 1 inch 8-10 stitches, the row pitch is 2mm, the margin is 1.5mm, and the externa...
See Details>>What are the most common problems with sewing machines?
2020-06-05Common problems of sewing machine: margin size, cover line depth, point displacement, jumper line, f...
See Details>>What are the classification and specifications of sewing needles? Does the upper have a mesh cloth and do I need to use an arrow tail pin?
2020-06-05The classification of needle turning needles: round head needles, sword tail needles; specifications...
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