[You get] 150Pcs 45 degree standard blades (red cap), This be a compatible with maker blade, which can save your investment in this kind of wearing parts. [Compatibility] These replacement cutting blades are fully compatible with for Explorer Air 2/Air 3/Maker/Expression, compatible with Maker machines. [Broad applicability] The 45 degree cutting blade is a standard cutting blade, suitable for cutting most general media: such as foiled card stock, poster board, and computer paper, vinyl, stickers, foam sheets, and so on. [Cutting & ] These replacement cut blades are made of quality cemented carbide, and , you can cut your project fluently and cut clean with no dragging and no skipped spots. [Tips] In order to avoid scratching your fingers, these blades are wrapped in a rubber cover, Please pull them out of the cover during use. These knife blades must be adjusted manually according to different cutting material. Colour:Red Material:Tungsten steel Package Contents: 150 x Replacement Cutting Blades Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.