High-Quality CNC Router Bit: 1/4 inch shank, 1/4 inch Cutting Dia, 1-1/2 inch Cutting Length, 3 inch Total Length. O-Flute Solid Carbide CNC Router Bit: Made of premium solid carbide for exceptional durability, the Nano blue coating enhances thermal stability, extending tool life. Single Flute Upcut Design: Single flute design ensures fast chip removal, reducing cutting resistance, and is ideal for precise cutting in softer materials. Versatile Material Compatibility: Perfect for machining a wide range of materials, including aluminum, plastic, acrylic, PVC, MDF, and more. Wide Compatibility :The router bit suit for CNC router, engraving machines, handheld routers and any plunge routers with 1/4" collet. Product Description: The Jiiolioa Solid Carbide Single Flute End Mill is crafted from premium carbide material, offering exceptional durability and extended cutting life. Its advanced blue nano coating enhances wear resistance and heat stability, upcut spiral router bit features a single flute design, which ensures efficient chip removal and reduces cutting forces, making it perfect for soft materials like plastic and acrylic. It’s the perfect choice for engraving, carving, and milling tasks that require fine detail and smooth finishes.