මොනවද bank drafts කියන්නේ? Just like a bank cheque, deference is that the value of the cheque already has paid. so the receiver of the draft doesn't have to worry if it'll clear or not.
Bank draft එකක් ලබාගැනීමට සුදුසුකම්, පියවර මොනවද? Go to the bank, tell them your need, they will ask you...