Hi
Refer to following post on Traderji
http://www.traderji.com/equities/17454-scanner-filters-indian-stocks.html
Some more are icharts in, askkuber com, bullshouse com
icharts is free EOD screener for equities and commodities. You can enter your keywords as well.
moneycontrol com and nseguide com are also helpful
There are some paid stock screener/scanner sites as well ranging from rs. 200-400 per month like stocksfortune, bigpaisa.
Stocksfortune is a very exhaustive EOD screener for equities, F&O, commodities for technical and fundamental analysis. You can go for a 2 days trial on request.
So the choice is yours