The Maqi C1-4-24 is a four-thread industrial overlock sewing machine with a mild steel body, designed for both light and thick fabrics like shirts, trousers, and knits. It features a motor-operated, semi-automatic design, a maximum sewing speed of over 5000 stitches per minute, and an integrated display. Key specifications include a 30.7mm needle bar stroke, a 2mm needle gauge, and a 3-year warranty on the motor and board.