High quality YG6 carbide cutters and 45 steel handle. High quality YG6 tungsten carbide blade for long lasting performance Dimensions Cutting Diameter: 12mm/16mm/19mm/22mm/25mm, Shank: 8mm . Widely used for reeds, grooves, veins, grooves and general trims where circular floor grooves are required. For cutting composites, plywood, hardwood and softwood Applicable equipment is used for CNC routers and other automatic routers as well as portable and desktop routers. such as wood carving machines, cutting machines, Satisfaction: ASNOMY is committed to providing excellent products and excellent customer service to all our customers. If you have any questions, please con-tact us and our after-sales team will resolve your issue as soon as possible. feature: Suitable for CNC, desktop and portable routers. Round knives for cutting, shaping, marking and general decoration. Specification: Shank Diameter: 8mm Cutting Diameter: 12mm/16mm/19mm/22mm/25mm. Contents: 5 basic box router bits. Color: red, silver Size: as shown Delivery quantity: 5 pieces