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The penetrator in the Vickers hardness test is a pyramid that is squarely based and has an included angle of _______

The penetrator in the Vickers hardness test is a pyramid that is squarely based and has an included angle of _______ Correct Answer 136°

The included angle of the square based, pyramid diamond penetrator in the Vickers/diamond hardness test is 136°. 15° and 23° would be too low of an angle to be considered.

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