Brass Trishul with Damroo and Stand | Brass Trident with Monkey Talking Drum | Lord Shiva's Trident | Trishool
The three head of Shiva's Trishul / Trishool symbolize three functions of the triad - the creation, the sustenance and the destruction. The Trishul in the hand of Shiva indicates that all the three aspects are in his control.