Power tools are tools that use an electric motor to generate power and are used for a variety of tasks such as drilling, sawing, sanding, and grinding. The two power tools mentioned in the crossword solutions are a DAM, which stands for Drill And Mixer, and a JIGSAW, which stands for JIGSAW Power Tool. A DAM is a tool used for drilling and mixing materials, while a JIGSAW is a tool used for cutting curves and intricate shapes in wood, metal, and other materials. Both tools are essential for completing a variety of projects and are commonly used in construction, carpentry, and other DIY projects.