High rigidity, high precision, large processing range. Double side grinding machine (also known as double head side grinding machine, double-sided tooth blade grinding machine) is a specialized CNC equipment designed for high-precision grinding of the left and right sides of hard alloy circular saw blades. It mainly solves the precise repair of key parameters such as blade tooth side angle, flatness, centripetal angle, and circumferential angle, making blade cutting more stable, smoother, and longer in life.