1.Mainly used for machining round headed flat key seats, Also used to work open grooves, some are used for insertion milling, drilling. Suitable for milling grooves with width requirements. Spiral-teethed structure ensures smooth cutting. 2.Having an excellent self-centering capability, can processing H7 workpiece efficiently. 3.Processed holes can achieve high position and have a good straightness and surface finish. 4.For materials with short chips such as cast iron, silicon-aluminum alloy, etc 5.Designed for a general performance to carbon steel ,tool steel, alloy steel and stainless steel
6.Roughing end mills allow for heavier cuts and remove more material.