28 Piece 3/8" Ratchet & Socket SAE Set, Includes 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16", 1" Deep Well Sockets 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8" Accessories 3" Extension, 6" Extension, Universal Swivel 90 Tooth Ratchet, Most Versatile Sockets, Anti-Roll, Wrench-Ready, Four Flat Sides On Socket Deter Rolling, Four Flat Sides Feature Wrench Ready Design, 90 Tooth Design With 4 Degrees Of Arc Swing For Tight Work Spaces, Removable Inner Tray Specifically Designed For Steel Storage Case, Slim Profile Head With Flush Direction Lever, Stamped Socket Sizes Portable Carrying Case, Lifetime Guarantee.