High Speed Automatic 4-Thread Overlock Machine with table and accessories Footlifter And Chain Cutter Three Sewing Modes Automatic: works through sensors without the use of the pedal Semi-Automatic: works with automatic presser foot lifter and automatic chain cutter Manual: work by selecting the relevant aids from the panel Voice Guide Using the machine, it will teach you the various functions itself ingle Motor Shaft Reduces the torque, the machine works more stable. Speed Up To 7000 R.P.M Adjustable Overedge From 6 to 10mm.