CNC routers can operate with accuracy for long periods of time, but things inevitably wear out. Check out the best online sources for CNC router parts to fix or upgrade your beloved machines. A computer numerical control (CNC) router is a computer-guided cutting machine used for cutting a wide variety of materials, such as wood, steel, aluminum, and plastic, among others. Routers can vary in size from large industrial machines of up to six meters long, filling an entire room, all the way down to desktop CNC routers that can operate beside your PC with a direct connection. For more information on available desktop and kit CNC routers, check out our guide on the best CNC router kits. But what happens when your router cutting tools wear out or you need different materials to produce your desired products? Then you’ll need a dedicated parts supplier. For a list of the best, read on! Some will be expected, but others will be new to many CNC router owners. For the purposes of this article, each site will be compared and contrasted according to the following criteria: Amazon is well-known as the world’s largest e-commerce company. It is widely seen as a great platform to sell products ...