❤80pcs Blades for Cricut Cutting Machine：10 pcs 30° fine point blades (Yellow Cap)+60 pcs 45° standard blades (Red Cap)+10pcs 60° deep cut (Blue Cap) ❤30° blade is used for thin media:window tint, film, rice paper and bonded fabric;45° blade is for the standard blade, foiled card stock, adhesive foil, poster board, and computer paper, vinyl, stickers; 60°blade suit for deep media: fabric, cork,chipboard, stamp material, thick card stock, foam sheets, cardboard, and some fabrics. ❤This explore cutting blade is a universal computer lettering knife, fully compatible with Explore Air 2/Air/Maker 3/Expression。 ❤These blades are made of carbide,which is characterized by high hardness, abrasion resistance, strength and toughness, you can cut your project fluently and cut clean with no dragging and no skipped spots. ❤ If you are using different types cutting knives or materials, length blade tip accordingly. After adjusting tip, make a test.