The IBEW 37th Convention 2.5" Medallion Challenge Coin from 2006 features five different local unions (38, 39, 129, 306, and 540) in the United States. This collectible piece represents the International Brotherhood of Electrical Workers (IBEW) trade union and serves as a symbol of unity and solidarity within the organization. Perfect for collectors or members looking to commemorate this historic event in the IBEW's history.