How to copy data from one post meta field to another in bulk

Its is possible, you can copy data from posts meta fields

Imagine that you have post meta key '_woocs_regular_price_USD' and its value you want to copy in another meta field using text cells in the Posts Editor or Bulk operations. You need to apply next syntax there: {meta:_woocs_regular_price_USD}

Also you can do it using bulk editing or bind editing.