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Introducing the Acme large brass thunderer finger whistle - nickel platedThe Acme large thunderer whistle produces a large deep tone and a sound that carries in all environments. It is...

Introducing the Acme large thunderer whistleThe Acme large thunderer whistle produces a large deep tone and a far carrying sound for use in all environments. Made from tough, shatterproof polycarbonate,...

Introducing the Acme small thunderer whistleOne of Acme’s best-selling whistles, this small but powerful thunderer whistle creates a clear, high pitched sound that travels a great distance. It’s constructed using...