These for are specially designed for making most intricate and delicate cuts on thin materials such as magnet, chipboard, stamp material, thick card stock, foam sheets, cardboard, and some fabrics.very durable and sharp, withstanding wear and tear for long cutting hours.These for , which are perfect blade replacements for Explore Air/Air 2 /Maker/ Expression.These 60 degree cutting are perfectly compatible with for Explore Air 2/Air/Maker/ Expression. These replacement for will keep your crafting on track, whether creating a card, scrapbook, personalized gift, Christmas party .These blade for explore perform well for cutting media up to 0.25mm thickness. They could be used to cut through thicker and denser materials such as glitter paper, adhesive foil, and computer paper, chipboard, stamp material, thick cardstock, foam sheets, cardboard, balsa wood, and some fabrics.These for explore couldn't automatically adjust the depth needed to cut, and all must be adjusted manually for setting the length of angle tip according to the different types of or different cutting material.Name:Replacement CuttingAngle: 60 degree(Blue cap)colour:bluematerial:Tungsten steelsize:23mmPackage Contents:50 x lettering knifeOnly the above package content, other products are not included.Note: Light 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.