... slice . HBRVU-187.5 Brinell, Rockwell & Vickers Optical Hardness Tester with numerous testing forces and various indenters adopts rotational testing power ... ,(20~67) HRC(8-650) HB (14-1000) HVExecuted StandardGB/T230.2(Rockwell), GB/T231.2(Brinell), GB/T4340.2(Vickers), JJG112(Rockwell ... AccessoriesRockwell Indenter 1,Vickers Indenter 1,Diameter 1.5875,2.5,5mm Hard Alloy Steel Ball Indenter each 1 ...