This Pit Lane 79952 52 Piece SAE & Metric Socket Set Kit is perfect for working on cars, small engines, bicycles, consumer electronics, electrical goods, computer networks and hobby’s. Includes the most reached for SAE & Metric Sockets – including the larger sizes not always found smaller piece socket sets. Portable Storage Case To keep all tools neat and organized. Contents: 1/2", 3/8", 1/4". Drivers SAE & Metric Sockets. Drop Forged Carbon Steel Sockets. Assorted Screwdriver Bits. Convenient Carrying Case. 1/2" Drive Contents: 1 Ea. - reversible ratchet handle; 4 Ea. - SAE sockets: 5/8", 11/16, 3/4" & 13/16". 3/8" Drive Contents: 1 Ea. - reversible ratchet handle; 1 Ea. - 3" extension bar, 3 Ea. - SAE sockets: 7/16, 1/2", 9/16", 3 Ea. - metric sockets: 11, 12 & 13mm. 1 Ea. - 3/8" to 1/4" drive adapter. 1 Ea. - spin disc. 1 Ea. - 5/8" spark plug socket. 1/4" Drive Contents: 1 Ea. - square drive; 12 Ea. - 6 point SAE sockets: 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 13/32", 7/16", 15/32", 1/2". 3 Ea. - 8 point SAE sockets: 1/4", 5/16", 3/8". 13 Ea. - metric sockets: 4, 4.5, 5, 5.5, 6, 6.5, 7, 8, 9, 10, 11, 12, 13mm. 1 Ea. - coupler for driver bits. 5 Ea. - screwdriver bits: phillips #1, #2, #3, slotted: 3/16", 9/32".