These cove style cutters with two flutes give radiused grooves for decorative panel finishes and board edges. For deep channels take a series of passes. Specifications: • Shank Diameter: 1/4 • Dia Metric: 15.9 • Dia Imperial: 1/2 • Cut Length Metric: 9.5 • Cut Length Imperial: 3/8 • Overall Length Metric: 50 • Radius 1 Metric: 7.9 • Radius 1 Imperial: 5/16