The open layout structure increases the grinding range and can grind the spiral edge of the end mill and the relief angle of the end edge. With different accessories, it can grind taps, drill bits, reamers and ball end mills. back corner. The main components of the knife sharpener are cast from high-quality aluminum alloy, which has the advantages of light weight, shock absorption, and corrosion resistance. Using the internationally advanced air pressure suspension technology, the pressurized spindle rotates flexibly and freely, minimizing friction and greatly extending the service life of the knife sharpening machine.