Description of π Yakamoz Rabbet Router Bearings with Shank
1-3/8 inch diameter with 6 bearings (1/8", 1/4", 5/16", 3/8", 7/16" and 1/2"). Interchangeable bearings to cut rabbets of different depths producing smooth cuts on both surfaces. Use on hand-held and table-mounted portable routers. Cuts all composition materials, plywoods, hardwoods, and softwoods. Solid Hardened Steel Bodies with Anti-Kickback Design.