Why do actioneers use a gavel an mallet?

Auctioneers use a gavel and mallet to signal the start and end of bidding on items, creating a clear and authoritative method of managing the auction process. The gavel's sharp sound captures attention and signifies important moments, helping maintain order and focus in a lively environment. Additionally, the use of a gavel enhances the ceremonial aspect of auctions, adding to the overall atmosphere of excitement and anticipation.