content: 1. Not a very well made machine.2. Trying to add all of the options is impossible.3. The expander cannot be bolted into the machine.4. The drill bits are poor quality and difficult to install and use.5. The handle to pull the drill bit into the material is hard to pull. No touch at all using the handle.6. The machine came all greasy and was difficult to wipedown. It was a mess.7. It was easier to setup my drill press and use than using this machine.