so the grinding tips are not in bags in the case so they are mixed up and the nozzles are not labeled in relation to what type of flour that is you use. It's frustrating because there's a lot of guesswork involved. Definitely not for beginners. It's versatile because you get all the bits you need for woodworking, metalworking, and other jobs, but it gives you too many bits for something you don't always need if you focus on a specific type. work