You can also choose from cnc, normal. As well as from hardened metals, aluminum, and bronze. And whether 2040 cnc is cnc machining, or not cnc machining. There are 14,925 2040 cnc suppliers, mainly located in Asia. The top supplying countries or regions are China, Taiwan, China, and Turkey, which supply 99%, 1%, and 1% of 2040 cnc respectively.