The 246 long-arm high-speed sewing machine is a practical device specifically designed for sewing medium to thick materials. With the advantages of flexible long-arm operation and stable performance, it’s widely used in various thick-material processing scenarios. The body is made of high-strength precision cast iron, making it solid and stable, which effectively reduces vibration and noise during operation. Coupled with a reinforced design, it greatly extends the machine's service life and dura