Pressure is mounting on banks to pass OCR cuts onto their customers. 

The Reserve Bank's signalling yesterday's double cut to the cash rate will be followed by at least two more single cuts. 

All major banks have started dropping their rates. 

But Governor Adrian Orr told Mike Hosking they need to go further. 

He says they need to be doing better, looking at their own margins, and chasing and competing for customers much more vigorously. 

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