INJURED STATES HE WAS HAMMERING OUT THE BUCKET TEETH'S PINS TO REPLACE WITH NEW PINS FOR THE TEETH ON BUCKET. WHILE INJURED WAS HAMMERING ON PINS, A PIECE OF THE PIN (STEEL) BROKE OFF AND WENT INTO HIS LEG (2-3 STITCHES-TETANUS SHOT). PIECE OF STEEL IS STILL IMBEDDED IN LEG-MAY OR MAY NOT REMOVE LATER.