Today, 17660 the crucial intraday level for Sensex.
If Sensex sustains below 17660, then it could test 17590 and below that level it could test 17450. Instead, if Sensex trades above 17660, then it could test 17720.
If Bank Nifty sustains below 10420, then it could test 10380,and below that level it could test 10330. Instead, if Bank Nifty trades above 10420, then it could test 10490.