3-Thread Overlock Sewing Machine | Industrial-Grade Serger for Precision StitchingWelcome to our shop! This 3-needle overlock machine delivers professional-grade sewing with 3000 stitches/minute speed, ideal for hemming, mending, and finishing fabrics. Its adjustable stitch length (1.5?3.2mm) and 3.0?4.0mm hem width ensure versatile sewing for various projects.Key Specifications Sewing Speed: 3000 SPM for high-efficiency stitching. Thread Capacity: 3-thread design with 40/2 polyester thread compatibility. Material Thickness: Handles up to 4mm fabric layers with ease. Durable Build: Cast iron frame (255210270mm, 13.5kg) with 180W/250W motor. Needle Type: 14# needle for standard sewing tasks. Package Includes 1 Overlock machine 1 Speed regulator Customer PromiseAs a trusted international seller, your satisfaction is our priority. For product inquiries or support, email us?we?ll respond within 24 hours. Experience reliable performance for all your sewing needs. 3-Thread Overlock VersatilityUtilizes 3 threads for diverse stitch combinations, enhancing flexibility to complete seams and trim raw edges in a single step for efficient sewing. Precision Stitch AdjustmentEasily adjust stitch length (1.53.2mm) via the dial and modify stitch width to ensure smoother, more tailored seams for professional results. Portable High-Speed PerformanceCompact design allows easy transport, while 3000 stitches/minute and automatic fabric trimming enable quick completion of sewing projects. Durable Cast Iron ConstructionFeatures cast iron frame with baked enamel finish for wear-resistance, rust-proof durability, and precise, reliable sewing performance. 24/7 Customer Service CommitmentPrioritizing your shopping experiencecontact us with any queries for a prompt response within 24 hours.