This Hero nail bomb was used in both SAW III and SAW V. In SAW 3 it was used as the nail bomb for Troy's game in the classroom trap. In SAW V it can be seen several times used in the wake-up room trap, the chamber trap, the electric bathtub trap, and the saw table trap. It is o the only nail bomb used in both films. It is filled with rusty nails and is designed to look like a bomb.
