DK8B with standard hook , as the diameter of linder bed is only 50mm , the machine is widely applied for sewing the curvatures and conrnners of leather , canvas , jeans and oxford products. Multiple layers of materials up to 8mm can be stitched smoothly .
As the bombination of top and bottom feed or unison feed , the slipage between layers can be avoided , with pleasing and uniform stitches and superior sewing quality .
The large hook reduce the frequencey of bobbin change .
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