Craftsman 5 pc. Standard Easy to Read Socket Accessory Set, 12 pt. Deep, 1/2 in. Drive 9-34579 Sizes: 15/16", 1", 1-1/16", 1-1/8", 1-3/16" Drive Size: 1/2 in. Drive in. Number of Pieces: 5 pc. Material: Alloy Steel Design: 12 Point