To find out more about KING Testers Policies download: Terms and Conditions

We are one of the industry leaders in portable Brinell hardness testers, Rockwell testers, test blocks and microscopes. Our customers include some of the largest names in aerospace, rail, auto, foundries, steel and aluminum mills, calibration labs, oil and gas, heat treaters, wear parts, military, infrastructure, construction and utilities.

We are committed to quality.

KING Tester received the ISO 17025 accreditation from the American Association for Laboratory Accreditation (A2LA). All King Tester products are certified and calibrated per ASTM E10 standards.

All KING Portable Brinell Testers are made in the USA!

KING Tester Corporation was founded in 1936 by Andrew King to satisfy the need for a portable full load Brinell tester. For over 80 years, we have manufactured high quality and ruggedly designed portable Brinell Testers and related equipment.  Our customers range from the largest multinationals to small, privately owned, metal processors. If you would like to find out more about what we can do for you today, please reach out by contacting us.