As shown

Standard trading card size.

Limitation (if stated) is printed on the card

Unstated are limited to 100 or less

Note:

The backs of the cards are blank

They are brushed metal

The manufacturing process means that 

they will have lines / patterns / whorls, etc

that are visible

These arent scratches, but are simply a part 

of the manufacturing.

Outside of that, minimal, if any, wear