Vtg Shopsmith mark V 5 500 table saw insert dado slot

Don, You can make a jig for your route to cut the slotdado in the sides of the case There are three methods that you can use The first is to

slot Gently tap the spline into the slot This might require some trial-and-error trimming or sanding to achieve the perfect fit

saray ruyasi slot dado slot parallel to the cut ends Position the cut so the deeper side of slot is at top of slot Use a piece of scrap wood

fate of fortune slot I liked the video on making the simple dadoslot router jig Have you made the adjustable dadoslot router jig yet? I think using a router