ZY4420 Double Needle Heavy Leather Shoes Industrial Sewing Machine

ZY4420 Double Needle Heavy Leather Shoes Industrial Sewing Machine

Single Needle! Heavy Duty! Compound feed !

Applicable to stitching car seat cushions, safety belts, safety air bags, tents,parachutes,etc.

 Characteristics

1.Designed with large vertical rotating hooks for thread loop catching and sliding bars for thread up taking.

 2.It has been sub-classed into single needle, two needle, single needle with under-trimmer and two needle with under trimmer.

 3.The application of needle bearing for arm shaft and hook shaft, cog belt driving, plunger pump lubrication and compound feed by needle bar, presser foot and feed dog provides this series with such splendid features as smooth running.