Hardness is a characteristic of a particular material that is used to define the resistance to indentation. The test is very much compulsory to check the tensile strength of the material. It'll give the accurate estimation whether the material is right to use in a particular application or not. To complete the test, you require an instrument that delivers you accurate results and Hardness Tester is the one that serves the same purpose. But, before you invest in the instrument, here are a number of things that you need to learn about it. So, why we are wasting our time here, let's scroll down and know the instrument better.