Fitpack P-840 PP Polypropylene Bag Closing Thread is a high-quality industrial sewing thread designed for securely stitching PP woven bags and HDPE sacks. Made from premium polyester, it delivers excellent tensile strength, smooth machine performance, and low thread breakage for continuous, high-speed bag closing operations. Ideal for rice, flour, sugar, fertilizer, cement, seed, animal feed, and chemical packaging bags.