This Makita corded percussion drill is best suited for sustained or heavy-duty drilling in hard materials. It boasts drill functions; with a single speed variable gearbox providing greater torque versatility. A wide range of drill bits can be easily interchanged with its 13mm keyless chuck. It has a maximum drilling capacity of 16mm in masonry 30mm in wood and 13mm in metal. It's also supplied with a carry case for added convenience.