The HSM1000 method use the voltage and duration test is suitable for metal test but the test that is also uncertain because. Of Thai Stanley not have metal standard for create caribration cuve for metal so will, has tolerance, around 30% because. Of Thai Stanley not have metal standard for create caribration cuve for metal. So to make the nesurement result more exact. Values are way THS is required to buy a Standard Metal Shaper.Therefore to ensure, measurement accuracy.
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