[Woodgears.ca] seems to be a wealth of clever hacks, and this CNC box joint jig is no exception ... One drawback to using a table saw, even with this jig is that some internal parts still ...

But “cheap” and “good” don’t always intersect on a Venn diagram, and even when they do, not every plasma cutter is suitable for use on the spanking new CNC table you’re building.