High-Speed Double-Needle Lockstitch Sewing Machine

This machine adopts two straight needles, vertical-axis rotating hook with self-lubricating feature for catching thread loops and sliding can take-up to produce two lines of double lockstitch. the arm shaft and hook shaft are supported by ball bearings. It is provided with synchronous tooth belt for driving and plunger pump for lubricating. and knob-type stitch regulator and lever type reverse feeding mechanism. A bobbin thread pullback spring in the bobbin case guarantees the the unanimous result of sewing between the bottom thread and upper thread. It is suitable for stitching shirt, uniform, jeans, overcat or similar clothing.JT842-5Heavy weight. DP×5 11-22# 670×350×635