This economical set of eight stainless steel tuning forks provides a full scale of frequencies for a variety of sound experiments. Each tuning fork is stamped with the frequency and note letter. This set of scientific tuning forks includes: 256 Hz C, 288 Hz D, 320 Hz E, 341.3 Hz, F, 384 Hz G, 426.6 Hz A, 480 Hz B and 512 Hz C. It can also be used for acoustic research. The tuning fork set comes in a rigid storage box. Get Percussion Hammer for a perfect striking tool.