Try visiting haascnc.com. You can see what kind of tools they have and where their distributors are located. It will also give you online options for purchase.
One might purchase a CNC Plasma cutting machine from eBay where they are available both used and new. One can also get such machines from The Home Depot and Lowe's.
It is possible to engrave with some types of CNCs like a CNC machine center or CNC milling machine but the cost of the operation would not justify it. CNC engraving machines are available for this purpose.
CNC machine tools are complicated pieces of technology and too hard a subject to be taught by online tutorials. You will probably need to go to college or a technical institute to learn how to fix them.
you need LOTS of machine tools like a lathe a cnc machine and lots of skills
Someone can purchase used machine tools from the 'Machine Tools' website where they have thousands of tools for sale. They can also be purchased from 'eBay' and 'Prestige Equipment'.
The following machine tools, along with the CNC varieties of it can be used for a boring process on a workpiece:Center latheHorizontal boring millVertical boring millMilling machine
Stepper motor
These industrial CNC machine tools are actually purchased by everyday people. There are Do-It-Yourself kits that make you able to make them by yourself. There is no permit needed to get them. The only types of tools which have restrictions are those which are deemed dual use items or those which have a military purpose of themselves. In those instances the government will make sure that the technology does not get into the hands of hostile countries or entities. Other than these items you can buy any machine tools you want without interference from the government.
The main difference is the following: On a CNC Lathe the material to be worked is held in a chuck and rotated around and the tools are clamped. These tools are then moved against the rotating material to cut into it. On a CNC Mill the tools are held in a chuck and rotated around and the material to be worked is clamped. These tools are then moved against the stationary material to cut into it.
One would be able to find and purchase an engraving machine from most sites selling mechanical engineering apparatus. Although, if you are looking into purchasing cheaply, perhaps you should consider buying it second hand rather than from a manufacturer.
CNC ready machines are needed if you want your machines to be controlled by your computer systems. This enables you to machine parts directly from CAD designs.
Chances are if you search for CNC Lathe on ebay or Craigslist you'll be able to find out what you need. There are a variety of equipment available on these sites.