This uncut key blanks works on Mercury Cars from the Classic Period! This key was made in the 70"s so you will need to check and see what years it will work on.. This beautiful uncut key is in excellent condition with brilliant plating and no fading to the enamel highlights made by Golden Crest Car key both made by the Cole National Corp. Plus Shipping. (I accept PayPal or U.S. Postal Money Order only). $29.00 for any one key.