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.#54170, diameter (D) 1-1/4, Radius (r) 1/4, cutting height (B) 23/32, shank (D) 1/2, overall length (L) 2-11/16, B1 17/32, replacement bearing 47716, flutes 2, D1 1-1/8, 54170 carbide Tipped corner round 1/4 radius x 1-1/4 dia x 23/32 x 1/2 inch shank