https://en.wikipedia.org/wiki/Robert_H._McCard
Robert H. McCard - Wikipedia
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https://orlando.craigslist.org/wto/d/casselberry-mccard-lock-lug-nut-key/7898670034.html
McCard lock lug nut key - auto wheels & tires - by owner - vehicle automotive sale - craigslist
Like new. $25 OBO My sister in law found it in her truck when she bought it and doesn't need it. Please bring your lock nut and/or vehicle to verify that it...