Makita 710w 240v corded keyless chuck hammer drill hp1631kthis 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 its also supplied with a carry case for added convenience