I SUSPECT THE GOD REPRESENTED ON THE AX IS BRAHMAN A VERY OLD GOD I THINK HE MAY HAVE BEEN THE FIRST ONE. THE HEAD APPEARS TO BE THAT OF A COW WHICH IS SACRED IN INDIA AND ARE REFERED TO AS BRAHMA COWS OR BULLS THE WORLD OVER. SO MY GUESS IS IT IS ONE OF THE MANY ASPECTS OF THAT GOD. THE OTHER ONE I DON'T HAVE A CLUE THERE ARE MANY HINDU GODS AND MANY ASPECTS OF EACH GOD.
A VERY ATTRACTIVE AX PERHAPS USED IN CEREMONIES, PARADES OR TEMPLES

YOU MENTION IT AS BEING LARGE WHAT ARE ITS DIMENSIONS?