Gilmore Diamond Tools

Gilmore Diamond Tools manufactures hardness testing indenters and test blocks for Rockwell, Vickers, Knoop, and Brinell hardness scales. Gilmore also makes and sells diamond tools for measuring and manufacturing applications, such as Diamond Stylus, Diamond Dressing Tools and Diamond Scribes. We are the only U.S. diamond indenter manufacturer accredited by the United States Department of Commerce / N.I.S.T. for the measurement and calibration of diamond indenters. Our test blocks are specifically designed for Rockwell hardness testing, and satisfy all ASTM and ISO requirements. Calibrations are performed in an ISO 17025 NVLAP-accredited Laboratory.