Dynamometer 5 N with round dial

Thanks to a very precise torsion spring, this dynamometer shows the correct value in all pull directions,
not only vertically; due to the large scale, the displayed value can be seen from a distance,
making this device is highly recommendable as a demonstration measuring device;
torsion spring dynamometer with a rotatable pulley with a deep notch;
easily visible red metal pointer; thanks to the rotatable metal scale the zero point can be quickly
and easily adjusted; hooked cord for suspending objects;
with support rod D = 10 mm, L = 30 mm;
measuring accuracy:
approx. ?3%;
digit height on scale: 15 mm;
diameter of scale: 200 mm