A planer is a power tools that lives up to its name well, and our selection of planers includes various Makita planers. A planer is used to flatten a surface and even it out, and our selection of planers includes tools for evening out wood and concrete surfaces. A concrete planer, however, is more like a smaller masonry saw, while planers used on wood are typically designed like a belt sander. For the latter, these planers come in various sizes, typically as an electric planer tool, and with other features. Some of these additional features include a curved base and variable speeds, as well as low weight to high speed ratios.