【3 Blades Included】In addition to the 1 blade on the quilting rotary cutter, you will get an extra 2 spare blades. As a hand tool for scrapbooking or DIY, the cut is sharp but safe for the user. There is a removable blade cap to avoid accidentally cutting yourself.【EASY TO USE】With a clear scale and easy-to-read numbers, kids can even make crafts easily. Set the size by unscrewing, sliding and locking the knob to the position corresponding to your desired size. Then place the cutter on the paper and rotate it, which will cut out a perfect circle.【Large Diameter Range】The diameter of the compass cutter can be adjusted from 3 inches to 13 inches to meet most craft or office requirements. Lightweight and durable, this portable circular knife is ideal for your paper cutting.【Wide range of application】It can be used to cut all kinds of paper, including cutting paper, photo paper, compound paper and kraft paper. Therefore, this rotary cutting machine is widely used in kindergartens and schools.