Specifications Shank Diameter 1 2 inch 12 7 mm Cut Diameter 2 1 2 inch 63 5 mm Carbide Insert Dimensions 12 x 12 x 2 2 mmCutting Flutes 4 wingsMaterial Compatibility Suitable for softwoods hardwoods MDF plywood laminate and moreFeatures 1 Broad Compatibility Fits hand routers and CNC machines ideal for professionals and DIY enthusiasts 2 Efficient Cutting Design Four cutting flutes ensure smooth and clean finishes minimizing material waste 3 Wide Application Perfect for spoilboard surfacing wood slab flattening slotting and trimming tasks 4 Premium Construction Carbide material ensures precise and reliable results across various woodworking projects 5 Large Cutting Diameter 2 1 2 inch diameter improves working efficiency for larger surfaces Package Included 1 x Spoilboard Surfacing Router Bit