If get large wood disk and drill a hole the same size as the part you stick into the chuck key. Then drill hole that lines up with one of the three chuck hole . With a long bolt that fits into the hole. You don't need to undo the belts. Good control in threading.
If get large wood disk and drill a hole the same size as the part you stick into the chuck key. Then drill hole that lines up with one of the three chuck hole . With a long bolt that fits into the hole.
You don't need to undo the belts. Good control in threading.