Black &amp; Decker GCO18SFB 18-Volt NiCad 3/8-Inch Cordless Drill/Driver with Storage Bag and Stud Sensor<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Variable speed/reverse design</li><li>Ideal for a variety of materials</li><li>Includes an 18V battery， charger， stud finder and storage bag.</li><li>Lightweight， compact tool powered by an 18-volt battery</li><li>Lightweight， compact tool powered by an 18-volt battery</li><li>Keyless chuck for effortless bit changes; 24-position clutch provides optimum control without stripping screws</li><li>Includes stud finder that locates studs through walls measuring up to 3/4-inch thick</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41xZOloPrZL.jpg" noproxy>