The JIN M1-424NS is a high-speed, four-thread overlock machine from JUKI, designed for light- to medium-weight fabrics. It features a direct-drive system, an integrated control box, and an automatic lubrication system with a sealed vacuum oil return to reduce noise and increase durability. Key features include automatic functions like thread trimming and presser foot lifting, a USB port for software upgrades and charging, and adjustable LED lighting for enhanced visibility.