As the Jewellers' strike enters 20th day, their delegation is planning to meet the Finance Minister Pranab Mukherjee on Friday to press their demand.All-India Gems and Jewellery Trade Federation Chairman Bachhraj Bamalwa says they will demand a complete roll back of excise duty. He claimed that the agitation has cost the industry a revenue loss of about 20,000 crore rupees and the government has also incurred a direct revenue loss of 700 crore rupees from Customs Duty.