Amana Tool 45756 Carbide Tipped V Groove 120 Deg x 1-1/4 D x 21/32 CH x 1/4 Inch SHK Router Bit Carbide Tipped 1/4 Inch Shank SPECIFICATIONS: Diameter (D): 1-1/4 Angle (a): 120 Cutting Height (B): 21/32 Shank (d): 1/4 Overall Length (L): 1-59/64 B1: 23/64 Flutes: 2