RIGHT HAND FINGERS #3, 4 & 5 WERE LACERATED, 19 TOTAL STITCHES, AND FINGER #4 WAS FRACTURED CAUSED BY PINCHING IN BETWEEN TWO 250 LB FEEDER PLATES. WHILE PRYING INTO POSITION, A PLATE MOVED IN UNEXPECTED DIRECTION SUDDENLY. EE HAD JUST WARNED CO-WORKER TO KEEP HIS HADN OUT OF PINCH POINT.