Industrial Sewing Machine, Precision Gear Drive, Durable, Ideal for Heavy Use

High Smoothness: This sewing machine is equipped with an automatic lubrication device and the silicone oil line device, the machine will continuously supply oil during operation to ensure the lubrication of structural parts, less noise, and a more durable machine. High Precision: This product is made of high-quality spindle and high precision gear drive to ensure your sewing work is continuous and reliable with beautiful stitches. High Efficiency: This sewing machine features a double thread weight large rotary shuttle with a maximum stitch length of 0.31 inches and up to 3000 stitches per minute, effectively increasing your sewing speed. High Performance: This machine has a linkage feeding mechanism for stable operation, low backstitch error, and high reliability and durability. You can sew smooth and beautiful-looking fabrics with it. High Precision: This product is made of high-quality spindle and high precision gear drive to ensure your sewing work is continuous and reliable with beautiful stitches.