THE EE WAS INSTALLING A STANDARD SWELLEX BOLT. HE WAS GUIDING THE BOLT IN WITH HIS LEFT HAND AND CONTROLLING THE FEED WITH THE PENDANT. THE BOLT HUNG UP, BENT AND SLIPPED OFF THE DRIVER. THE B OLT SNAPPED BACK AND THE BEARING PLATE CUT THE EE S LEFT ARM. THE EE WAS TAKEN TO THE ER. HE HAD SURGERY WHERE THE TENDONS WERE SUTURED AND A FOREIGN BODY REMOVED. HE WAS RELEASED TO RETURN T