Wittner Piano Tuning Fork - A440 CPS - Medium

Quality German made tool useful for setting pitch when tuning a piano or other instrument. 12 cm long

Instructions: Hold curved grip by your thumb and index finger while firmly but briefly striking one of the fork tines on a hard, non-metallic surface to produce a clear tone. To amplify, touch and hold the base end to any solid or hollow flat surface while fork is vibrating.