Set of 13 Steel Tuning Fork with Velvet Pouch and Mallet

A set of 13 Steel Tuning Forks
comes packed in a velvet pouch and a Mallet

Following are the frequencies :

C512
A440
343
A425
C345.2
F341.3
E329.6
E320
C261.6
D293.7
G384

These frequencies might vary +/- 25 hz and these forks are strictly for teaching and educational puposes