You can repeat the process for different category of products or even for different models of a specific brand. I was amazed to see the amount of options I got for DSLR cameras, camcorders and many other categories. There are some catches though:

Minimum of $125 worth of order should be placed in order to be eligible for Free shipping. Though shipping is free, customs and import duties are still applicable. Products weighing 20 pounds or more and certain oversized products aren’t eligible. Amazon Offering Free Shipping to India for Purchases Above  125 - 62Amazon Offering Free Shipping to India for Purchases Above  125 - 21Amazon Offering Free Shipping to India for Purchases Above  125 - 61