[The stranger is a large man in a ratty army-green coat, but he's paused to frown at the stranger, momentarily frozen as he assesses the potential threat. Then there's a soft rattling as something metal slithers and retracts from sorting through scrap to hide under the coat. No ordinary man, this.]

...What are you looking for? [It's not strictly courtesy, he isn't sure if they're going to be competing for material, here.]