I have a customer that wants to have 2 images for the product. One to show on the Products Page and a different one to show at the Single Product Page.
i.e. Have a scissor facing horizontal and when the customer opens up the product have the scissor facing vertical. (different images).
There is no such possibility, by default. As simplest workaround you can activate Swap effect (Theme Options > E-commerce > Products Page Layout > Image hover effect) and add this code in Theme Options > Styling > Custom css: