It's not a very good sentence. It sounds as if "a hardworking man" is a characteristic, which isn't possible. Characteristics are abstract qualities.
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CliveHe works hard, a distinctive characteristic of the Wayne family.Hi teacher.
CliveI can't think of a reason why you would want to pause briefly here.I think I am overusing the comma.
CliveWould you like to post a few sentences with commas for us to check for you?Of course. I will send them in a new post.