The IRWIN® 6-in-1 Nut Driver increases convenience on the job by combining 6 sizes to fasten nuts and bolts within one tool. It features in-handle storage and holds up to three double-ended sockets. The handle is made of acetate for maximum durability and includes a 3-Zone Comfort Grip to maximise performance and increase comfort in high and low torque applications. Sizes: 6/7mm, 8/10mm & 11/13mm.