Item Type: Single Flute Cutter Specification: 4 x 28 x 55 Material: Tungsten steel Coating: Nano blue coating Shank Diameter: Approx. 4mm / 0.16in Head Diameter: Approx. 4mm / 0.16in Blade Length: Approx. 28mm / 1.1in Total Length: Approx. 55mm / 2.2in Package List 1 x Single Flute Cutter 1The milling cutter is a singleedged spiral type, and the cutter can be adjusted accurately according to the cutting conditions. 2The milling cutter is made of highquality tungsten steel material, which has abrasion resistance and is not easy to stick to the knife. 3The cutting edge of the milling cutter is polished, the appearance is not rough, and the chip removal efficiency is high. 4The blade has a nano-blue coating, which can prevent dust and oxidation and extend the service life. 5The milling cutter is mainly used for plane milling, notch milling, step face milling and profiling milling.