A hardness tester is a handy device used to measure how resistant a material is to deformation, like scratching, denting, or bending. It’s a key tool in material testing, especially for metals, plastics, and rubber. There are different types, like Rockwell, Brinell, and Vickers testers, each using a unique method to apply force and measure indentation. It's all about ensuring material... https://yorktestingsolutions.com/hardness-tester/