With effective scale lengths of nearly 9″, Rotary scales offer greater accuracy than linear scales. All balances are graduated in gram/Newton. Dial: 3″ diameter metal suspension ring at top and hook at bottom.
Transparent plastic body. Each scale has been individually calibrated and equipped with a high grade spring with adjustable zero. High contrast marking make readings easy. Plated steel suspension ring at top and hook at bottom.
Our color-coded spring scales provide direct readings for both force and measurement experiments. Each is calibrated in both grams & newtons. The transparent tube allows students to see the action of the spring. Ages 10+