An Xacto knife is a versatile tool that can be used for various purposes. It is frequently utilized in arts and crafts projects, such as paper cutting, scrapbooking, and model making. Its sharp and fine blade allows for precise cuts and intricate details. It is also commonly used in hobbies like woodworking or sculpting to accomplish finer details or delicate trimming tasks. Additionally, an Xacto knife may find applications in fields like graphic design or architecture where precision cutting is required.