Part of the ONE+ system of cordless tools for the home & garden, the Ryobi R18MT3-0 is a versatile multipurpose tool that cuts drywall, metal, wood, plastic, composite & many other materials; it also sands the finest details. Easily plunge cut into any material quickly & easily or cut flush, right up to a surface without damaging it. Quick change & brand of compatible attachments for hassle free transition between sanding & cutting using the universal accessory adaptor. A 6 position variable speed wheel improves control across a range of applications. In addition, an LED lights up your work area for better visibility. The R18MT3-0 is sold as a 'bare' tool (without a battery or charger) but is compatible with all batteries & chargers across the 18V ONE+ system.