ITEM NAME:Alloy Router Bits Rail Stile Router Bits Trim Router Cutter Practical 1/2'' Description: - High sharpness blade, hairless cutting smooth - High-precision grinding technology, super wear-resistant - Applicable solid wood, hardwood, particleboard, MDF, woodworking engraving machine, CNC machine, trimming machine - High hook and shear angles allow cutters to slice smoothly into stock producing clean, splinter free - The design of Rail and stile bits can make attractive drawer fronts, table tops, plaques and molding Specification: - Material: Hard Alloy - Size: - Crown Router Bit: - Shank Diameter: 1/2" (12.7mm) - Largest Diameter: 1-1/8''(28.6mm) - Concave nose type: - Shank Diameter: 1/2" (12.7mm) - Largest Diameter: 1-1/4'' (31.5mm) - More details you may get from the pictures Package Included: 1 Piece Router Bit Note: There is 2-3% difference according to manual measurement. Please check the measurement chart carefully before you buy the item.High sharpness blade, hairless cutting smooth. - Material: Hard Alloy. - Concave nose type.