All torx sockets have a code. 12Pcs 3/8" Dr. Torx E Sockets: E4,5,6,7,8,10,11,12,14,16,18,20. 10Pcs 5/16"Dr. Security Tamp Proof Torx Bits: T10,15,20,25,27,30,40,45,50,55. 1 x Socket Bit. E socket bits have a ho le drilled in them to prevent tamper garage.