Yonico 18141 1-Inch Window Sill Router Bit 1/2-Inch Shank
This window stool router bit will cut stock up to 1" thick and 3/8" deep. The fillet is 1/8". The bit's overall length is 3" and the shank is 1/2". Add a decorative edge to any window stool giving your window a custome trimmed look. A window stool is the wooden ledge that sits on the window sill which protrudes somewhat making a small shelf or mantle.