1、[Cutting Specification] Cutting diameter: 1/2 inch, cutting length: 3/4 inch, 1 inch, 1 1/4 inch, 1 1/2 inch. With standard 1/4 inch shank, can be easily installed on power tools. 2、[Safe Cutting] Featuring an anti kickback design for increased stability and reduced vibration, ensuring safer operation. Recommended speed is ≤18000 RPM, and a slow feed helps achieve smoother cuts. 3、[Premium Material] Crafted from premium carbide material, these flush trim router bits offer exceptional hardness and prolonged durability, delivering reliable performance for a longer lifespan. 4、[Dual Flute Design] The double flute design aids in chip removal, keeping your work area clean and ensuring a smoothly and efficient cutting experience. 5、[Wide Application Range] Suitable for use on wood, MDF, plywood, laminates, compact panels, and acrylic materials. Not recommended for cutting metal or non wood materials such as steel, iron, sand, etc. Ideal for various woodworking projects.