The Acme Thunderer Brass Whistle is a nickel plated brass, non stick pea whistle with tapered mouthpiece to produce a medium to high pitch. Ideal for coaching, teaching and the construction industry. Acme whistles are regarded as the best quality worldwide.
- Size 4.5(l) x 2.0(w) x 1.6(h) cm.
- Model: 58.5