Trend Professional Solid Surface Router Cutters Surface Trimmer and Slitter - Six Wing Trimmer 90/22X1/2TC - 52.3mm Diameter Key Features: Especially designed for routing Corian which is used in many bathrooms and kitchens For trimming bowls, trepanning and face milling Specification: D: 52.3 mm (metric diameter) C: 6.5 mm (metric cut length) OL: 83 mm (overall length) Shank Diameter: 1/2 inch