Compared with ordinary blades, this fine point blade with housing is made of German tungsten steel and high-quality stainless steel, alloy tip is and more , and can be cut 1200-2000 times, the service life is 3-5 times that of ordinary blades. Premium fine point blade suit for Explore Air, for Explore Air 2, for Explore Air 3, for , for 3, full compatibility. The replacement blade for Explore Air is suited for thin media: window tint, film, rice paper, and medium media: paper, vinyl, sticker, and thin cardstock. This replacement blade for is easy to use, and doesn't need other tools, just put off the plastic protective cover of the blade, and then put it into the housing that comes together, easy and convenient. Colour:As Shown Material:Metal Package Contents: 2 x cutter mold 20 x 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.