All answers are pub names.
Irate, master tools. Presumably the first word is "cross", but can't think of the rest.
Disconnect, 14th. letter, limbs. Not a clue, although no doubt when I see the answer there will be much slapping of forehead!
The Cross of St. Peter or Petrine Cross is an inverted Latin cross traditionally used as a Christian symbol, but in recent times also used as an anti-Christian symbol (a meaning different from that of traditional Christian symbolism).