Specifications:Material: Cemented Carbide Overall Length: 23.5mm Shank Diameter: 2mm Offset: 0.25mm Angle: 45°(Red Cap), 30°(Yellow Cap), 60°(Blue Cap) Usage: 45-Degree Blade : Used For Cutting Flash Paper, Foil Cardboard, Adhesive Foil, Poster Board, Computer Paper, Vinyl, Self-Adhesive, Etc. 30-Degree Blade : Used For Cutting Window Color, Film, Rice Paper; 60-Degree Blade : Used For Cutting Magnet, Particleboard, Stamp Material, Thick Card Stock, Foam Board, Cardboard, And Some Fabrics. (Please Use It With The Blade Shell.) Package Included:1 Set 30pcs" Made Of Cemented Carbide, High Quality, Long Life. Etc.Standard Blades For Cutting Color Adhesive Media. Standard Vinyl.Suitable For Cutting 0.25 Mm Thick Medium.Durable And Practical, Anti Rust, Anti-Static, High Precision, The Best Performance.