68HRA, Rockwell Test Block
58HRA, Rockwell Test Block
50HRA, Rockwell Test Block
44HRA, Rockwell Test Block
83HRA, Rockwell Test Block
60HRC, Rockwell Test Block
73HRA, Rockwell Test Block
55HRC, Rockwell Test Block
92HR15T, Superficial Rockwell Test
77HR15T, Superficial Rockwell Test
81HRA, Rockwell Test Block
43HR30T, Superficial Rockwell Test
74HR15T, Superficial Rockwell Test
73HR30N, Superficial Rockwell Test
80HR30N, Superficial Rockwell Test
64HR30N, Superficial Rockwell Test
87HRG, Rockwell Test Block,
55HR30N, Superficial Rockwell Test
86HRF, Rockwell Test Block,
46HR30N, Superficial Rockwell Test
72HR15N, Superficial Rockwell Test
91HRF, Rockwell Test Block,
75HR15N, Superficial Rockwell Test
93HRE, Rockwell Test Block,
