45HRC, Rockwell Test Block
25HRC, Rockwell Test Block
40HRC, Rockwell Test Block
35HRC, Rockwell Test Block
30HRC, Rockwell Test Block
50HRB, Rockwell Test Block,
87HRE, Rockwell Test Block,
80HRB, Rockwell Test Block,
70HRB, Rockwell Test Block,
114HRR, Rockwell Test Block,
315HK0.5 Knoop Test Block
13 HRC Rockwell Test
500HV0.05 Vickers Test Block
65HRA, Rockwell Test Block
63HRC, Rockwell Test Block
50HRC, Rockwell Test Block
60HRB, Rockwell Test Block,
80HR15T, Superficial Rockwell Test
80HRF, Rockwell Test Block,
95HRB, Rockwell Test Block,
50HR30T, Superficial Rockwell Test
40HRB, Rockwell Test Block,
250HV0.05 Vickers Test Block
600HV0.05 Vickers Test Block
