Thick material sewing machine long time movement is easy to lead to the problem
Long time movement of the thick material sewing machine is easy to cause the sew...
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Auxiliary parts of the sewing machine
Sewing machine is composed of the main parts and auxiliary parts of the machine,...
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How the spindle works
The working principle of the spindle is usually in the needle rise a certain dis...
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Sewing Thread Knowledge
Sewing thread used daily in sewing machines refers to the thread used for stitch...
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Understand the distinction between spiral shuttle and pendulum shuttle
The shuttle is a shuttle tip hook the wire ring, expanding the wire ring, and gu...