EE STATED HE WAS OPERATING A RRII ROOF BOLT MACHINE AND DRILLING A HOLE. AFTER DRILLING THE HOLE, HE LEFT THE DRILL STEEL HANGING INSIDE THE DRILLED HOLE WHILE HE LOWERED THE DRILL HEAD. THE D RILL STEEL DISLODGED AND FELL OUT FROM THE HOLE STRIKING HIS INDEX FINGER ON HIS LEFT HAND.