BC 06 Personalized Ice Metal Stainless Steel Business Card Holder - Free Engraving (Gun Metal) Business Card Holder Free Engraving. Precision rotary engravement into the metal which is everlasting & great keepsake Please email us your engraving information withen 24 hours of purchase. Card Holder measures 3.7" height x 2.3" width. Free Engraving includes 4 lines of text, 30 characters per line.