The automatic lubrication device and the silicone oil lubrication thread device are used, so the sewing performance is extremely stable. At the same time, the use of a double-threaded large rotary hook greatly improves the sewing efficiency. It is suitable for sewing jeans, tents, leather products, etc. It is a heavy duty flat sewing machine with stable performance.
The main technical parameters are as follows: 1. Name: Thick material lockstitch sewing machine.