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Conformity to ASTM E-676 Standard.
Brass weights in a carrying rack.
A fantastic model of centenary arch made of fine quality wood. It consist 13 precision-cut wooden blocks and a wooden arch. All pieces can be assembled to make a Catenary Arch
Balance designed to work for mass and force activity. Dual calibrated in grams and Newton.
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.