Techno instruments co provides versatile, elegant, digital, light and portable hardness testers for normal or confined spaces and thin components with` german` precision. The product range includes metal hardness tester. The instrument directly gives hardness in rockwell, hrc, hrb,vickers hv, brinell hb, for steel and cast steel. The readings can betaken in any angle with an accuracy of+0.5 per cent. The instrument is available with rs232 pc interface, optional software/printer.