Object: Electronic Auction - Possible Acquisition Of Metalwork Materials In General, Classified As Consumable Material, Intended For The Maintenance Of Real Estate, According To Items Contained In The Sinapi-Rn Table Of Caixa Econômica Federal And Ibge, Adopting As A Criterion The Highest Discount Per Item In The Unrelieved Category, In Order To Meet The Demands Of The 1St Construction Engineering Battalion.