What does the cryptic crossword clue "Show lack of tact producing a ring? (4,1,7)" mean?

The definition is "Show lack of tact producing a ring?". The wordplay uses a cryptic definition. Cryptic definition The answer is DROP A CLANGER.

Show lack of tact producing a ring? (4,1,7)

Times Cryptic #28793 | 3 Down | 2023-12-22 flower