Stanley® 7 Piece Metric Nut Driver Set includes 5 mm, 6 mm, 7 mm, 8 mm, 9 mm, 10 mm, 11 mm nut drivers and has long-lasting, solid 1 piece construction. Set has rust resistant nickel plated bar and features hex shank that allows for torque when used with wrench. It has comfortable, rubber vinyl grip that is marked with hex symbol, size markings for quick identification.