Specs: 1 Pack, Degree: 30, Number of Cutters 3, Cutting Dia.: 1/4", Cutting Length: 27/64", Shank Dia.: 1/4", Overall Length: 2-1/2" Premium Carbide: ULTRA-FINE WC grain size, 93.9 HRA Solid Carbide, 3807 N/mm2 TRS, ensure long-lasting cutting edge performance and tool life Premium Coating: The DLC-Glit+ coating with an extreme 7500HV nanohardness and 500℃ heat resistance, which maintains the sharpness and lubricity of the tool's cutting edge Used for: Laminate, Melamine, Melamine Particle Board, MDF, Veneered Plywood, and Wood. Suitable for engraving machines, Table Mount Router, and CNC machining centers Industrial Quality: Aoranto Tool is made in the CHINA, specializing in industrial quality cutting tools for the woodworking, plastics, aluminum, composite, and metal industries. Each tool is equipped with a traceability code, enabling full-process quality tracking. If you have any needs or questions about Aoranto, please feel free to contact us, reply within 24 hours Aoranto ED33630 30-Degree V-Groove Router Bits 1/4" Shank, Industrial Quality Extra Long Life Coating Soild Carbide Chamfer CNC Engraving Bit for Wood Carving Engraving, 3 Flutes 1/4" Dia x 27/64" CL