Receivers look "cleaner" if the flower is nicely rounded off. Actually most states have a law against owning a fireram with any of the original markings altered, removed. A "Barnie Fife" law inforcement could go nuts at a gun show with several ground Arisakas on the tables.
That old ginding thing started when Don Harper was Banzi editor and I was moving from Pittsburgh to Tuscaloosa. I said in a letter to the editor I was moving becaue of the PA law against mutulated wepons owneship and I had been removing mums. Some kid in New England actually believed, told Jerry Price.