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UNI-T UT347A Leeb Hardness Tester 640×480 Pixels Portable High Precision Rockwell Vickers Steel Meta

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LS252D Измеритель твердости по Леебу Особенности видео эксплуатации

So, about those Leeb hardness testers....

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Leeb Hardness Tester THL370 with Integrated Printer, Large memory, Fast Testing,High Accuracy