Double Needle, Four Thread, Long Arm Chain Stitch Sewing Machine With Lower Feed & Alternating Upper Feed, specially designed for Bafflle Sewing Of Container Bags. Specially suitable to sew straight lines into wide PP fabric without folding the fabric on the right side (Filler Cord from top & below can be stitched for sealing needle punctures)

This double needle, four thread Baffle bag sewing machine standard with single needle attachment for one needle/two thread sewing operatioin.