EE WAS ROOF BOLTING AND WAS IN THE PROCESS OF DRILLING A HOLE. WHEN HE WENT TO REMOVE HIS STEEL THE STEEL CAME OUT OF THE DRILL CHUCK AND PINNED HIS LEFT PINKY FINGER BETWEEN THE JAWS AND THE STEEL, WHICH RESULTED IN A LACERATION TO THE FINGER. SUTURES WERE REQUIRED TO CLOSE THE LACERATION. EE RESUMED HIS REGULAR DUTIES 2/27/02.