Silver Nickel Pistons. Dual Tuning Slides. Padded Hard Case. This medium sized cornet has a 11.68mm/0.46" bore and a 119mm/4.68" bell with a full brass body. It is fitted with high quality nickel silver pistons with two tuning slides. It has one water key and a responsive top spring valve action. Finished with a clear lacquer- this cornet is provided with a hard foam plush lined case with additional cleaning and care accessories.