Nifty other index for F&O

Is it possible to select (Buy / sell) Nifty auto, nifty pharma index for F&O.

Only bank nifty available in Zerodha.

NSE has not yet introduced F&O contracts for these Indexes.

Currently only Sectorial Index which has F&O contracts is Nifty Bank, from January 11th onwards you can also trade F&O in Nifty Financial Services Index, you can learn more about this here: NSE introduces F&O contracts on Nifty Financial Services Index