Made with the SuperKrome finish and SureGrip hex design Meet or exceed National and International standards 6 point range has been expanded by 58 percent Made in the USA Lifetime Warranty This 19 piece set, features SK's high polish SuperKrome finish, which protects the tools from the harsh working environments found in today's workplace. All sockets feature SK's SureGrip hex design, which drives the side of the fastener, not the corner, to avoid edge breakage which can occur on rusted or damaged fasteners when a traditional straight cornered hex tool is used. This set contains the following: 1/2" Drive 6 Point Deep Sockets - 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16", 1", 1-1/16", 1-1/8", 1-3/16", 1-1/4", 1-5/16", 1-3/8", 1-7/16", and 1-1/2". Packaged in a molded plastic case.