Withdrawal Process:
1) Trade your bitcoins to other cryptocurrency like litecoin or ethereum, because they have small transfer charges,
2) Withdrawing litecoin, converted from bitcoins, into wazirx wallet,
3) litecoin to USD without any fee,
4) Selling USD to rupees (min 14.5 USD)(you need to complete kyc for this process).
That's it, enjoy your money.