Amana Tool 49498 Carbide Tipped Corner Rounding 1/8 R x 3/4 D x 3/8 CH x 1/2 Inch SHK w/Lower Ball Bearing Router Bit Carbide Tipped 1/2 Inch Shank SPECIFICATIONS: Diameter (D): 3/4 Radius (R): 1/8 Cutting Height (B): 3/8 Shank (d): 1/2 Overall Length (L): 2-5/16 Replacement Bearing: 47706 Flutes: 2 D1: 1/2