I really do love the lack tables, but seriously can not physically put more than 2 together at once. I had 15 and hence this tool. 

The tool shaft of choice is a 
https://www.irwin.com/tools/drill-bits 1 Inch bit.  

I printed it out PETG, 100% infill. 

Use the require or like spade bit 1 Inch, 27mm x 3m is the size of the tool opening, has a 7mm x 3mm slot at the bottom to receive the point of the bit and take a little stress of the weakest layer. If you re truly nuts and careless it will become dangerous. Use a drill and set the clutch to be able to tighten the leg but not rip it apart and save you from an accident.