Specification: Blade length: 24mm±1mm Blade diameter:2mm Material: cemented carbide & steel stainless Package:30pcs 60 degree deep cut blades (Blue Cap) Compatible Machine Models: ● For Cricut Explore Air ● For Cricut Explore Air 2 ● For Cricut Maker ● For Cricut Expression 100% Satisfaction Guarantee: 12-Month Warranty; No satisfied ,Free reason for return; We back our product 100% for its durability and precision. If you have any issue with the craftsmanship of our blades please contact us directly and our staff will work hard to help you resolve