Testeur de dureté numérique portable JH300, duromètre - AliExpress
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Testeur de dureté des métaux 7 en 1, mesure portative standardisée, duromètre, HL, HB, HRB, HRC, HRA, HV, HS, tuyau, plaque d'acier, moule, nouvelle version - AliExpress
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Mitutoyo, Catégorie : Testeur de dureté portable (HH-300/HH-411)
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Testeur de dureté des métaux 7 en 1, mesure portative standardisée, duromètre, HL, HB, HRB, HRC, HRA, HV, HS, tuyau, plaque d'acier, moule, nouvelle version - AliExpress
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Testeur de dureté des métaux 7 en 1, mesure portative standardisée, duromètre, HL, HB, HRB, HRC, HRA, HV, HS, tuyau, plaque d'acier, moule, nouvelle version - AliExpress
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DH-300K DahoMeter Digital Electronic Portable Gold Tester, Jewellery Purity Tester, Precious Metal Purity Balance - China Purity Test Instrument, Laboratory Equipment