Product Name: in-Line Keys 16 Hole Silver Plated C Flute (FL4312S) Model NO.: FL4312S Number of Holes: 16 Key Material: Nickel Silver Surface Material: Silver Plated Body Material: Cupronickel Tone: C E Mechanism: E Mechanism Hole Design: Open Place of Origin: Jiangsu, China (Mainland) Hole: Open Hole Plated: Silver Plated Trademark: AILEEN or OEM Transport Package: Normal Exporting Package Specification: CE, SGS Origin: China(Mainland) HS Code: 9205909090 Product Description In-line Keys 16 Hole Silver Plated C Flute (FL4312S)Features:- Flute 16 holes- C Key- Open hole- In-line keys- Split E mechanism- Silver plated- We can also provide OEM service in light of your requirements or samples. And we have full experience on that!