Rockwell Hardness Testing Machine This is a combined Rockwell & Brinell hardness testing machine used to measure hardness of metals & alloys of all kinds, hard or soft, whether round, flat or irregular in shapes Brinell hardness is also checked on non-ferrous materials like Cast iron, Aluminum, etc Automatic weight selection with automatic zero setting dial gauge Brinell test for Model : MRB major load is 187.5 & for Model : MRB-250 are 187.5, 250 kgf Brinell hardness scale such as HB is obtained by using different types of indentors ( Diamond / Ball ) Motorized versions are also available