A wood router can cut slots only along the edges of a board, not across its face. And it can only cut along square edges, not beveled ones. Most slot cutters cut about 1/2-in. deep, which suits No. 20 ...

You can use a router to make those square, straight edges you need to join boards into a solid wood panel. It’s more time-consuming than using a jointer, especially for long boards, but in some ways a ...