EE WAS SPOTTING 10 FT BOLTS IN TWO WHILE DRILL WITH 2 PIECE STACK STEEL PUTTING ROTATION PRESSURE ONT HE STEEL. THE STEEL FAILED AT IT'S CONNECTION POINT & SPUN OUT STRIKING EE IN THE HAND, BR EAKING HIS HAND AND WRIST. FILED REPORT LATE DUETO BEING LEFT OUT OF OFFICE HOLIDAYS MINES WAS SHUT DOWN.