* Used to inspect whether the work piece has been heat-treated, and the heat treatment effect, judge whether the workpiece mechanical property is qualified * Used to ascertain whether the workpiece is processed by improper alloys, judge whether the workpiece alloy composition is qualified * Used to test the overlength, overweight workpiece and assemblies * Used for production inspection, acceptance inspection and quality monitoring and inspection Function * compact dimension, light weight, easy to carry, one-hand operation * can measure a variety of workpiece shapes * easy operation, operating skills has no influence on readout * convenient to read, and can be easily converted to other hardness values http://www.shcaliper.com/