High-quality material: Our products are made from cemented carbide cutting tools and steel handles. Fine-grain cemented carbide provides excellent durability and extends tool life. The construction ensures long-lasting performance. Ultra-precision design: Precision-engineered for clean and accurate cuts. Ideal for trimming wood edges smoothly and achieving fine finishes. Tools are sharp and deliver consistent results. Double-edged cutting design: Offers excellent concentricity for fast, smooth, and precise cutting of laminates and templates. Enhances efficiency and accuracy during use. Wide compatibility: Suitable for most automatic routers, as well as portable and desktop routing machines. Fits standard collet systems. Versatile cutting capability: Cemented carbide construction provides high hardness, enabling effective cutting of various materials including composite materials, plywood, hardwood, and softwood. Product details: - Color: Red and silver - Material: Alloy - Cut diameter options: 1/4 inch, 5/16 inch, 3/8 inch, 1/2 inch Packing list: 4 cutting knives