With this special bit set and your router, you can do hundreds of joining jobs from cabinets to toys to furniture. Just install the correct bearing to insure proper cutting depth and depth. Use your router to adjust height.
#R1940 Biscuit Kit: Includes the 1/4" shank bit cutter, plus bearings for doing #20 (standard), #10 (medium), and #0 (small) biscuit slots.
Cutter is 2-wing and carbide tipped. Whiteside Machine Company - Claremont, North Carolina.