Bowl & Tray BitA bowl & tray bit lets you use your router to carve one of a kind projects. The rounded corners of the bit shapes a smooth transition from the sides to the bottom of bowls. The bit comes with a free plan to make three bowl designs and gives you the inspiration for making your own custom designs. Bowl & Tray Bit: 1 1 4" Diameter w Bearing, 1 4" Radius, 5 8" Cut Length, 1 2" Shank w Bearing