Item Type: Spiral Milling Cutter Material: High speed steel Model: 8x8x20x80 Quantity: 5pcs Blade Diameter: Approx. 8mm / 0.3in Shank Diameter: Approx. 8mm / 0.3in Blade Length: Approx. 20mm / 0.8in Total Length: Approx. 80mm / 3.1in Application: CNC milling machine processing center, woodworking machine tool, advertising CNC milling machine, etc. Package List 5 x Spiral Milling Cutter 1This end mill is mainly used for plane milling, notch milling, step face milling and profiling milling. 2Milling cutter is a single flute spiral type, and the cutter can be adjusted accurately according to the cutting conditions. 3Made of highquality highspeed steel material, resistant to high temperature and abrasion, not easy to break. 4The upper and lower spiral processing has no burrs, and the perfect combination of blades improves work efficiency. 5Widely used in CNC milling machine processing or woodworking machine tools.