Description
| HARDMISC:CAL-TB-ROCKWELL-HRB | ROCKWELL B TEST BLOCK NOMINAL HARDNESS HRB. |
| HARDMISC:CAL-TB-ROCKWELL-HRC25 | ROCKWELL C HARDNESS TEST BLOCK NOMINAL 25 HRC |
| HARDMISC:CAL-TB-ROCKWELL-HRC40 | ROCKEWLL C HARDNESS TEST BLOCK NOMINAL 40HRC |
| HARDMISC:CAL-TB-ROCKWELL-HRC55 | ROCKWELL C HARDNESS TEST BLOCK NOMINAL 55HRC with certificate |
| HARDMISC:CAL-TB-ROCKWELL-HRC60 | ROCKWELL C HARDNESS TEST BLOCK NOMINAL 60HRC |