The NEW Gyro-Cut Pro can be fitted with different blades to suit various applications. The New Blades expand the range of materials with which you can work. The Standard Cut hardened steel blade comes with the Pro Tool. The Medium Cut tungsten carbide 30-degree blade will cut thin fabrics, thin felt (using the Easy Felt attachment), 7.5 Mylar/acetate, thin leather (2mm max), thin balsawood (2mm max), and medium cardstock The Deep Cut tungsten carbide 45-degree blade will cope with materials such as 10 mil Mylar, fabrics, felt (3mm max), sugarpaste, medium balsawood (3mm max), thin leather (3mm max), cereal cartons, polymer clay, thin foam/depron, etc. *The blades fit the Gyro-Cut Pro only and can be purchase as a Value Pack. The tungsten carbide blades have sharp cutting edges and points and are not recommended for children under the age of 10.