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ubert Surface Roughness comparision chart

ubert Surface Roughness comparision chart

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Ubert Surface Roughness Comparision Chart 

This set consists of 30 comparison specimens, covering six commonly-used machining methods (6 turned, 6 end-milled, 6 horizontally milled, 6 surface-ground, 3 lapped, 3 reamed/drilled. A label gives the Ra values of each specimen in both metric and imperial units