An industrial overlock machine (also called a serger) is a high-speed sewing machine used in garment manufacturing to finish fabric edges neatly and professionally. It trims, stitches, and overcasts the fabric edge at the same time, preventing fraying and giving garments a clean, durable finish.
1. Purpose
Used mainly in clothing and textile industries
Finishes raw edges of fabric to prevent unraveling
Joins seams while trimming excess fabric
2. Stitching function
Uses multiple threads 4
Creates a strong, flexible overlock stitch
Can sew, trim, and edge-finish in one operation
3. Speed and efficiency
Much faster than domestic sewing machines
Designed for continuous industrial use
High production output for factories