OOX2852 Features: * Coated with a rust-preventative compound * Laser engraved with extra-large markings for improved readability * SureGrip design which drives the side of the fastener hex, not the corner Includes: * Set includes both fractional and metric sockets * Packaged in a molded plastic case40 piece set is made in the U.S.A., featuring the SK"s High Visibility technology. These new SK sockets are coated with a rust-preventative compound, which makes them exceptionally resistant to corrosive factors. In addition to the rust-preventative coating, the sockets are laser engraved every 120 degrees with extra-large markings for improved readability. All SK impact sockets feature the SureGrip® design which drives the side of the fastener hex, not the corner. This not only provides increased strength, but also avoids the rounding of rusted or damaged fasteners, which can occur when using a sharp cornered hex tool. The nose-down design extends the taper as far as possible, for improved access over straight wall designs. This SuperSet® includes standard and deep sockets in both fractional and metric sizes. Set includes: 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 17mm, 18mm and 19mm standard sockets; 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 17mm, 18mm and 19mm deep sockets. Packaged in a molded plastic case. Made in the U.S.A. Comes a lifetime warranty. Dimensions: * 40 Piece 3/8"" Drive 6 Point Fractional and Metric Impact Socket SuperSet Warranty: * Sets & Kits do not have warranty/ see individual pcs for details