Puller Attachment Device - From the drop-needle fabric drag force behind the location of the device, the use of this device can easily sew elastic on the waist so as difficult to transport and thick fabric sewing operations; the machine specialized for the production of thick materials, clothing manufacturers design book materials; use this device when sewing over thick material, does not appear inconsistent stitch length; than book material does not appear to eat the bottom and wrinkling defect.
The unique design of the machine presser foot piece with the Tug belt device can also raise and drop the function, operation greatly reduces the inconveniences generated. 
Installation: not restricted by space models can be installed on various brands. 
Applicable material: all kinds of T shirt weave fur collar, multi-firm astringent and slippery fabrics.