Differential feed amount can be easily adjusted using a dial. With a simplified dial mounted on the front surface of the machine, the differential feed ratio can be adjusted with ease. Low-vibration and low-noise comfortable operation. The lubrication and low-noise of the machine enable. The operator to concentrate on sewing works in a more comfortable environment. The small diameter of the cylinder makes it possible to sew narrow tubular materials. The standard cylinder has a circumference of 270mm. Thanks to the cylinder design, the machine can easily sew various types of small-diameter tubular materials, making it ideal for general purpose processes and sewing works.