We welcome former customers of:

Williams Hardness Tester Service Company

4871 Gleenten Rd

PO Box 43122

Cleveland, OH 44143

(216) 381-8007 Office

(216) 291-3844 Fax

With their closing, we realize that customers in the area have a need for the service and calibration of Rockwell, MicroHardness (Knoop and Vickers) and Brinell Hardness Testers. American Calibration can help you!

We are ISO 17025 accredited for the indirect and direct verification of Rockwell and MicroHardness and Brinell hardness testers. And with the recent acquisitions of American Calibration and Inspection Engineering by Concept Machine, we have service technicians in your local area.

Contact us for assistance.