EE WAS ADJUSTING FORKS ON SKIDSTEER LOADER FORK ATTACHMENT. HE WAS USING RIGHT HAND TO PIVOT ROD WHILE USING LEFT TO GUIDE FORK ALONG PIVOT ROD. FORK SLIPPED OUT OF RIGHT HAND AND PINCHED LEFT DISTAL RING FINGER AT ROTATING PINCH POINT. EMPLOYEES GLOVES WERE OIL SOAKED AT TIME OF ACCIDENT.