Industrial Electric Heavy Duty Sewing Machine Sack Bag Closing Stitcher PORTABLE. 180W pure copper motor 2. Cutting off thread automatically 3. According to different bags, can adjust the tightness of the thread. Min Material: aluminum alloy, insulation plastic Stitch: single line chain Dimension: 270 × 210 × 180mm Weight: 3.1kg. For sewing sacks, paper bag, flour bag, woven bag etc. Any product you return must be in the same condition you received it and in the original packaging. Please keep the receipt. And our Customer Service team will be happy to assist. Add to Favorites.