Main features: 1. Highlyappreciated for its perfection and very easy operation. 2. Uses thestandard preliminary test force of 10kgf. And main loads of60/100/150 kilograms conform the international rockwell standard. 3. After eachtest the hr-150a shows the rockwell b or rockwell c hardness valuedirectly on the dial indicator. 4. The preliminary test force has to be applied manually,followed byapplying the main load by means of the lever at the right side of the hardness tester. 5. After unloading the dial indicates the requested hardness value directly withhigh accuracy and repeatability. |