... . Vickers,Rockwell,micro indenter and other models. diamond indenter HRC-3 model.Diamond indenters are made of a single -point and high quality natural ... diamond with certain weight. We are supplying Rockwell ,Vickers and other standard hardness indenters. ModelSpecificationRC-1 RC ... the picture and the indenter size. DIAMOND INDENTER,ROCKWELL C HARDNESS TESTER