Gemsy High-speed double needles lockstitch sewing machine

With two straight needles, self-lubricating vertical-axis rotating hook for catching tread loops and sliding cam threadtake-up, self-lubrication produce two lines of lockstitch. Synchoronized feeding of needle bar and feed dog assures even stitches and prevents materials being sewn from shifting. Knob-type stitch regulator and lever type reverse feeding mechanism permit convenient operation. The arm shaft and hook shaft are supported by ball bearings. With synchoronized tooth belt for driving and plunger pump for lubricating, it is suitable for stitching shirt, overalls, women's underwear jeans and etc.

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