High quality YG6 carbide cutter and #45 steel shank. Premium YG6 tungsten carbide blades for long-lasting performance Size Cutting Diameter: 12mm/16mm/19mm/22mm/25mm, Stem: 8 mm. Widely used Perfect for reeds, grooves, veins, grooves and general decorations where a round floor groove is needed. Suitable for cutting composite materials, plywood, hardwoods and softwoods Applicable equipment For use on CNC and other automatic routers as well as handheld and tabletop routers. Such as wood engraving machines, cutting machines, Satisfaction: ASNOMY is committed to providing all customers with superior products and customer service. If there is any problem, contact us and our after-sales team will resolve your issues as quickly as possible. Features: Suitable for use on CNC routers, tabletop and portable. Circular cutter for cutting, molding, scoring and decorating in general. Specifications: Shank diameter: 8 mm Cutting diameter: 12mm/16mm/19mm/22mm/25mm. Contents: 5 Core Box Router Bits. Color: Red, Silver Size: as shown Delivered quantity: 5 pieces