Trend Professional Ovolo & Rounding Over Cutters 29mm Diameter x 15.8mm Cut x 9.5mm Radius x 1/4" Shank 7E/4X1/4TC - Pin Guided Round Over Cutter Key Features: Small solid guide pin can follow more intricate shapes in contrast to bearing guided cutters Specification: D: 29 mm (metric diameter) C: 15.8 mm (metric cut length) R: 3/8 inch (imperial radius) R: 9.5 mm (metric radius) P: 9 mm OL: 52.9 mm (overall length) Shank Diameter: 1/4 inch