A Ball Indenter Is A Tool Used In Hardness Testing To Assess The Hardness Of A Material By Measuring Its Resistance To Deformation. It Is Typically A Small, Spherical Component Made Of Hard Materials Like Hardened Steel, Tungsten Carbide, Or Even Diamond, Depending On The Specific Hardness Test Being Conducted. The Ball Indenter Is Pressed Into The Material���S Surface Under A Specific Load, And The Resulting Indentation Is Measured To Determine The Material's Hardness.