TOP GRADE QUALITY TUNGSTEN CEMENTED CARBIDE DURABLE MATERIAL BLADES - Let you can create personalized chipboard wall calendars, unique rubber stamps, wood veneer embellishments, even custom magnets. VARIOUS DEGREE BLADES - Come with cutting blades in 3 different angles (30, 45, 60). You can cut leather, craft foam, mat board, stiffened felt sheets, thick glitter cardstock, cardboard, etc. CUT THICKER MATERIALS WITH EASE - Has the ability to cut through thicker materials. Designed perfectly for projects of cutting materials such as fabric or poster board, chipboard, stamp, cardboard. CUSTOM FOR MACHINE ONLY - Compatible for use with Explore, Explore One, Explore Air, and Explore Air 2, can cut 50+ materials fluently, including most materials up to 1.5 mm thickness. Material:Cemented carbide colour:black Package Contents: 1 x tool holder 12 x carving knives (30/45/60 each 4 pieces) Only 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.