Item Type: Milling Cutter Size: Approx. 3.175 x 17 x 45mm / 0.1 x 0.7 x 1.8in Quantity: 5pcs Material: Tungsten steel Coating: Nano blue coating Shank Diameter: Approx. 3.175mm / 0.1in Head Diameter: Approx. 3.175mm / 0.1in Blade Length: Approx. 17mm / 0.7in Total Length: Approx. 45mm / 1.8in Package List 5 x Milling Cutter 1Made of tungsten steel material, with high hardness and wear resistance, and it is not easy to stick to the cutter. 2The milling cutter is double flute, and chips can be quickly removed during the cutting process. 3The exterior is mirrorpolished and has a nanoblue coating to prevent dust and oxidation. 4Commonly used for milling materials such as low carbon steel, aluminum, copper, iron and non-ferrous metals. 5The milling cutter is mainly used for machining planes, grooves, shaping and milling workpieces on a milling machine.