WHILE EMPLOYEE WAS PULLING A STUCK STEEL OUT OF ROOF A CO-WORKER WAS GETTING A BOX OF RESIN OFF THE TOP OF THE ROOF BOLTER WHEN BOX OF RESIN SLIPPED STRIKING TRAM LEVER IN KITCHEN COMPARTMENT PERMITTING BOLTER TO PIVOT PINCHING BOLTER OPERATOR'S FINGER BETWEEN DRILL STEEL AND ATRS.