General description The DEWALT DCS391M2 is a powerful 18V circular saw designed for precision cutting with a 165mm blade. It comes equipped with two 4.0Ah Li-ion batteries and a charger, ensuring you have the power you need for your projects. Technical specifications No load speed: 5150 rpm Blade diameter: 165 mm Batteries: 2 x 4.0Ah Li-ion Other information Includes a carry case for easy transport and storage.