Craftsman 9-46754 Standard SAE Hex Key Set, 13 Piece Ball end has 28-degree angle Black oxide finish Rugged alloyed steel construction and precision machining (13) standard long arm ball end hex keys: 0.050, 1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 3/16, 7/32, 1/4, 5/16, 3/8-inch Quantity: 1 set per pack