AN EE WAS ADJUSTING A DRYER KILN BY TIGHTENING THE BOLT ON THE DRYER TRUNIONS WHEN THE WRENCH HE WAS USING SLIPPED ON THE HEAD OF THE BOLT & STRUCK HIM IN THE MOUTH. HE WENT TO THE HOSPITAL AND RECEIVED TWO STITCHES TO THE INSIDE OF HIS LOWER LIP. EE RECEIVED ANTIBIOTICS. EE RETURNED TO WORK W/NO RESTRICTIONS.