Swarup mechanical works manufactures np-32 double-thread chain stitch heavy duty bang closure. This bag closure is perfect for bag closing applications demanding high-strength and fast tight closures. The unique feature of double thread chain stitch of the bag closure provides superior seam strength and does not unravel if the seam is cut. This bag closures are available with salient features like simple operation even for inexperienced users as all operations are done with light touch of the switch in the handle. Rugged construction of these bag closures give trouble-free performance even in adverse conditions in an agricultural or industrial bag closing environment. The bag closures are available with a scissor-type cutter to cut thread, bag after bag with minimum effort for maximum productivity. Some of the technical features like wide presser foot, feed dog and throat plate ensure smooth, even looking plain and folded top bag closures. The bag closures come with a pressure pump system for supplying oil through internal oil lines to moving parts and helps prolong life of the machine. The company supplies each machines in a ready to sew manner in a box.