Our modular & portable Rockwell hardness testers are capable of testing many different shapes and sizes. Our highly accurate and versatile RH-150AUTO can operate standalone as a portable tester or attach to a stand as a desktop portable hardness tester. This new motorized hardness tester allows you to perform a complete Rockwell test with a single push of a button.
Our Leeb hardness testers are small and lightweight, perfect for testing parts of all shapes and sizes! Their fast 3-step dynamic operation allows you to test and obtain accurate readings from multiple parts very quickly.
Rockwell Hardness Tester
Rockwell Hardness testing is a system for determining hardness of metallic material. The E 18 standard established by ASTM is a detailed description of the Rockwell Hardness testing method.
Leeb Hardness Tester
The HT-1000A and HT-2000A Leeb hardness tester have many applications in the primary metals, metal fabrication, utilities, and petroleum, chemical, automotive and aerospace industries.
G & R Technology has been designing and building hardness testers for over 20 years.We are committed to bringing you accurate, reliable and versatile hardness testers suitable for a wide range of applications.