The DV36DA 36V MultiVolt Brushless Hammer Drill Drivers is apart of the 36V MultiVolt range, this is a next generation battery system which offers the ultimate flexibility of instantly switching from powering 36V tools to powering all of the HiKOKI / Hitachi 18V tools. These brushless hammer drills are capable of producing up to 138Nm of torque & can drill up to 20mm in masonry, 102mm in wood & 16mm in steel. They are also equipped with Reactive Force Control (RFC), RFC is a new safety feature that senses if the bit locks and stops the output power to reduce the kickback. This is a bare unit only, batteries & charger available separately.