1/2" Drive 41 Piece 6 Point Standard, SAE/Metric Socket Set, 3/8" - 1-5/16" , 10mm - 28mmContains: 16 Standard SAE 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", 19 Standard Metric Sockets: 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28mm, 5" & 10" Extensions, 45 Tooth Ratchet, Universal Joint, Flex Handle, T handle Drive Type: 6 Point 1 2" Drive Chrome finish for maximum resistance against corrosion. Large laser etched markings