Finance Minister Arun Jaitley has urged Bank employees and their unions to not to go on strike.Talking to reporters in New Delhi on Saturday, Jaitley said strike is not in interest of nation. He said, strike is neither desirable and nor affordable.The bank association has called for four days strike from 25th of this month.All India Bank Employees' Association is demanding the government's intervention in early settlement of wage revision, timely appointment of workmen directors.