Rockwell Hardness Indenters are used in manual and automatic hardness testing equipment. These are tested to give constant reading to hardness of metals 

It is Widely used in measuring department's standard hardness tester, measuring materials have quenching, surface harden steel, steel, quenching and tempering, annealing cold hard castings, malleable pieces, hard alloy, aluminum alloy and bearing steel, hardening thin plate, etc various materials.

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