INJURED HAD USED A PICK HAMMER TO KNOCK AN AIR HOLE IN THE TOP OF A 5 GAL OIL CAN TO VENT IT. AS HE POURED IT INTO THE BOLT MACHINE, HE LIFTED THE CAN OVER THE MACHINE, THE CAN SLIPPED AND HIS FINGER WENT INTO THE HOLE AND WAS CAUGHT AND CUT BY THE JAGGED EDGES.