characteristic:

Using a super large rotary shuttle, the shuttle core has a large amount of thread, and the sewing rate is high. The upper and lower composite feeding method is adopted, and the feeding force is strong and stable; The ultra large capacity shuttle core increases the sewing cycle and significantly reduces the number of shuttle core replacements.
Purpose:
Suitable for special thick materials such as leather, synthetic leather, canvas, tents, nylon lining, rubber fabrics, etc; Suitable for sewing large special thick materials such as sailboat tents, seat cushions, furniture sofas, sunshades, truck canopy covers, etc.
Characteristics：
The special extra large vertical axis hook and bobbin capacity reduces the number of bobbin changes and offer high efficiency in sewing products; The top & bottom feeding sysem ensures go through machine,withting shifting of the fabric layer.
Uses：ldea for sewing canvas,vingyl,leather,synthetics,and various coated,laminated and rubberized fabric,such as sails,cushion,furniture,sofa,shade saile,truck covers etc.