David Ellis Co, Inc. manufactures hardness test blocks developed by people who understand the standards & specifications that have to be met by manufacturers today. We have every possible scale and range of Brinell, and Rockwell blocks in stock, as well as Knoop, and Vickers Micro blocks, and heavy load Vickers blocks.
David Ellis Co, Inc. are accredited by A2LA and NVLAP.
Our service staff can offer you over 125 years of combined experience in repair, calibration and service of all makes and models of hardness testers to the applicable A.S.T.M., ISO, and military specifications.
David Ellis Co, Inc. products meet a demand in quality control for consistency in material and repeatability of numbers, backed up with a knowledgeable sales staff familiar with the problems and demands of quality inspection on today's production lines.