Jun 02, 2019· 2. Size of the wet grinder. Wet grinder is available in various sizes. Lt, 2 Lt, Lt etc. If you are south and always want to eat idly dosa, go for Elgi Perfect+ 2Lt wet grinder. If you are from north Elgi Dura + Lt wet grinder is best. 3. Optionally you can go for coconut scrapper and atta kneader. Top 5 Best Wet Grinder in India Online