- Hardness Tester Accessories
- Rockwell Ball Penetrators
- 1/16" Rockwell Carbide Replacement Ball with Certification
1/16" Rockwell Carbide Replacement Ball with certification.
Compliant to the latest ASTM E18 version. ISO 6508 accredited. Rockwell Hardness Testing calibration procedures mandate the use of a Carbide Ball that is verified for geometrical and performance standards. Class B, working grade.