The letter "M" in a graffiti alphabet letters. Letters Graffiti is an art that takes some form of the alphabet starting from A - Z. This is one type of graffiti is sought and preferred by consumers. graffiti letter "M" with an attractive design makes your expression. This is a collection of "M" graffiti that exists and has been made by many graffiti artists of the world. Please see and enjoy the sample design ..... to be able to see letters or graffiti alphabet, please click the link in the category column.