Package Includes: Includes 30 30/45/60 degree fine point replacement blades. You can use the original case that came with yours and all the blades work perfectly, which can save your investment in this kind of wearing parts. APPLICABLE MODELS - These replacement needles are compatible with the Explore Air one, Explore Air 2, Explore 3 and Maker, Maker 3, machines. Also replaces the Roland blade used on most machines. APPLICABLE EQUIPMENT - Standard cutting blade, suitable for cutting thin to medium materials. Perfect for paper, cardstock, acetate, fabrics, foil, poster board, vinyl, stickers, foam sheets, etc. QUALITY ASSURANCE - You don't need to worry about the quality of our products, our products are ground and manufactured under a microscope by Jingdiao engineers with 15 years of professional experience. Or you don't know which replacement blade angle is most suitable for your needs, we have prepared 3 different angle replacement blades for you. WARM TIPS - If you can't cut your project smoothly, cutting is not clean, there are streaks and skipped stitches, not all blades can be adjusted automatically, you need to manually try to adjust the material to be cut, the machine will follow your settings The material adjusts cutting depth and blade strength. Sold by grid cool store