Amana Tool 46225 SC Spiral Plunge 1/8 D x 13/16 CH x 1/4 SHK x 2-1/2 Inch Long 2 Flute Down-Cut Router Bit SPECIFICATIONS: Direction: Down-Cut (D) Diameter: 1/8 (B) Cutting Height: 13/16 (d) Shank: 1/4 Overall Length (L): 2-1/2 Flutes: 2