CMT’s roundover sets give you the maximum flexibility for all of your projects by putting the most requested diameters in one package. Available in 12,7mm (1/2") and 6,35mm (1/4") shanks. Roundover radii are 6,35mm (1/4"), 9,5mm (3/8") and 12,7mm (1/2"). These versatile bits are always in demand - the simple clean lines of a smooth roundover edge can be used in a wide variety of applications from picture frames to table and counter tops.