<br> Professional HEAVY DUTY tool set <br><br> <ul> <li>Drop Forged, Chrome Vanadium Steel. <li>Heat Treated. Satin finish for non-slip surface. <li>Contains: <ul> <li>7 pc 3/8" Drive Hex Bit Sockets 3 mm, 4 mm, 5 mm, 5.5 mm, 6 mm, 8 mm, 10 mm <li>3 pc 1/2" Drive Hex Bit Sockets 12 mm, 14 mm, 17 mm <li>2 matched clip-on Storage Rails </ul> </ul>