EISCO - Rubber Tuning Fork Activator, 4 Inch - Maximum Vibration and Sustain, Minimal Noise - All Frequencies sold2024 hex) located on one end

hex) located on one end of wire

Whether your need is in industrial settings such as manufacturing plants and warehouses or more commercial setting such as offices

and the playing effect is better

Universal thread adapter: 3/8" to 5/8"

and it's used to test the skidding force of stylus

EISCO - Rubber Tuning Fork Activator, 4 Inch - Maximum Vibration and Sustain, Minimal Noise - All Frequencies sold2024 hex) located on one endEISCO Rubber Tuning Fork Activator, 4 Inch Maximum Vibration and Sustain, Minimal Noise All Frequencies Durable, free standing rubber striker for tuning forks Provides optimal sustain when activating both high and low frequency tuning forks, with minimal noise from the strike Use activator as a surface to firmly strike end of tuning fork to begin vibration Great for scientists, musicians, students, and teachers For all tuning fork frequencies Durable,