TMI 135.4.4.200502 - Direct Drive Computerized Double Synchronous Heavy Duty Lockstitch Sewing Machine TMI 4.4.200502 Product Details Heighten design in rear cover and cover axis design to avoid oil leakage and operating more safely. Adopt the Innovative direct drive, energy-saving servo motor directly connect to the main shaft, start fast and stop accurately, reducing the responsive time. 750W energy-saving servo motor, more powerful trimmer. Round knives, high-performance trimmer structural to ensure accurate trimming effect, the cut is flat. Have the functions of automatic trimmer, automatic needle positioning, automatic counting and automatic reverse sewing. Max Sewing Speed: 6500rpm Stitch Length: 8MM CBM: 470x330x480mm Power: 550W