Folding pocket-style 10-in-1 tool with interchangeable bits Features 8 screwdriver sizes and 2 nut drivers Unfolds and locks at a 180-degree angle to provide a straight screwdriver Blast finished steel bits provide a firm hold to the fastener to reduce cam-out Contains 5/16-Inch & 1/4-Inch nut drivers, .9 mm, 1.3 mm, 1.5 mm, 2 mm, 2.5 mm, 3 mm, 4 mm, 5 mm metric hex