DuraJet - Table-top Rockwell Tester High-end Rockwell hardness testing machine with separate LCD touch screen display. With network integration possibilities. Load cell technology ensuring highest degree of reproducibility. Vertical test head and fixed table for optimal stability. Capable of testing all Rockwell methods, Plastics Testing acc. to ISO 2039-1 (Ball Indentation Hardness) and HVT/HVB. Load range: 5-187.5 kgf.