Ampro Tools T19424 1/4-Inch Drive Adjustable Socket and Bit Driver Features a quick release extension bar; extends from 7-1/2-Inch to 12-1/2-Inch in length for those difficult, hard-to-reach work areas Sturdy Construction for strength and durability throughout even the toughest jobs Ribbed cushion grip handle Great for any level mechanic Perfect for the home and professional mechanic