Trend Professional Solid Surface Router Cutters ​Bearing Guided Roman Ogee Bowl Cutter Ref: 7/97X1/2TC - 14mm Radius (Without Lip) Key Features: Especially designed for routing Corian, and similar luxury inchmarble like' material which is used in many bathrooms and kitchens For finishing undermount bowl Without lip Specification: D: 57 mm (metric diameter) C: 32 mm (metric cut length) B: 21.8 mm (metric bearing diameter) A: 75 degrees (angle) R: 14 mm (radius) OL: 85 mm (overall length) Shank Diameter: 1/2 inch