St Martins are the Leinster club hurling champions for the first time in their history.
The Wexford side outlasted Kilkenny kingpins Ballyhale Shamrocks to win today's final by 24 points to 2-17.
Earlier, Ballyboden St Enda's secured 3rd football title as they strolled to a 2-18 to 1-14 victory over first-time finalists Athy.
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Colm Basquel and Paddy Dunleavey scored a goal in each half as the Dublin champions picked up the victory.