Precision measuring instruments manufactures rockwell hardness tester, model th500 to measure ferrous and non-ferrous metals like alloy, carbon steel, alloy steel, cast iron. These are useful for applications in factories, scientific research institutes and laboratories of colleges, etc. Specifications are: pre-load: 98.1n[10kgf]; total load: 588.4n[60kgf], 980.7n[100kgf], 1471n[150kgf]; rockwell scales: hrc:0-100, hrb: 30-130; testing resolution: 0.5hr rockwell unit. Vertical testing space: max. 200mm [7.87"]; horizontal testing space: max. 160 mm [6.30"]; dimensions: max.720x225x790mm; net weight: 100 kg. The tester conforms to bsen1010996, iso6508.2 specifications.