The whole construction looks like something that looks cool in a movie, but might hurt a lot if actually used
How do you plan on controlling the individual parts?
Originally Posted by ZippyDSMlee
I got a 10$ 1 inch quick bore but any ides how to make a level 4 inch hole?
What I'd use. But we have a mechanical workshop in the basement here, I don't know what you have in terms of equipment.