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The lever-ruler is used in a mechanic's course to carry out laboratory work - clarifying the conditions of equilibrium of the lever, adding parallel forces, checking the rule of moments of forces, etc.
The ruler should be a profiled ruler, on the front side of which a scale with divisions is applied.
At the ends of the ruler there should be be there are equalizing screws with nuts, in the middle there is a bushing for the axle.
The ruler must be equipped with hooks for hanging loads.
Net weight:100g
Gross weight:250g
Package dimension: 55x3x1cm
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Fay Hou
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