Produce three slightly different profiles using this bit - an edge bead with or without a fillet and a full corner bead - by altering the bit extension or rolling the workpiece between passes. This Group of hard-to-find tools is particularly suitable for antique reproductions and restoration projects. Use in a handheld or table-mounted router.#54166, diameter (D) 1-1/8, Radius (r) 3/16, cutting height (B) 11/16, shank (D) 1/2, overall length (L) 2-5/8, B1 13/32, replacement bearing 47716, flutes 2, D1 1, 54166 carbide Tipped corner round 3/16 radius x 1-1/8 dia x 11/16 x 1/2 inch shank