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,
49HRG, Rockwell Test Block,
97HRF, Rockwell Test Block,
81HRE, Rockwell Test Block,
99HRE, Rockwell Test Block,
70HR30T, Superficial Rockwell Test
56HR30T, Superficial Rockwell Test
96HR15Y, Superficial Rockwell Test
49HR45N, Superficial Rockwell Test
43HR45N, Superficial Rockwell Test
67HR45T, Superficial Rockwell Test
