Can the ball end mill be rough?
If you use the end mill only, you can open it, but the ball end mill is more expensive than the ordinary end mill. So, if you want to rough it, buy a plain one.
Can not.A ball head knife is a cutter with a cutting edge similar to a ball head, used for milling various curved surfaces and circular grooves on a milling machine. Ball end mills are also called R knives. Ball end mills can be used for milling die steel, cast iron, carbon steel, alloy steel, tool steel, and general iron. They are end mills. Ball end mill can work properly in high temperature environment
If you use the end mill only, you can open it, but the ball end mill is more expensive than the ordinary end mill. So, if you want to rough it, buy a plain one.
