One's hex and one's round on the end. You need B10 & B11 blanks. If you can't find a locksmith with those blanks on hand there are sellers on ebay with them. You can still get blanks with the same grooved ends as the B10 & B11 any place that sells keys but they aren't marked Briggs & Stratton or GM. They are usually gas cap keys.
Save a life, adopt a senior shelter pet.
The three main causes of blindness: Cataracts, Politics, Religion.
Name your dog Naked so you can walk Naked in the park.
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