This heavy duty sewing machine is equipped with unison feed mechanism and vertical-axis double capacity hook, with safety clutch for preventing hook breakage.
The unison feed system combines the upper and bottom feeding mechanism, needle feed mechanism and the presser foot feeding together, which ensures the fluent sewing for heavy duty and extra heavy-duty.
It is suitable for sewing heavy materials, such as Leather Bags, Sofa Covers & other Leather Goods.
We have develop this model, which design for thick thread and larger stitch length specially.