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Amazon.com: HFBTE TD8620 Permanent Magnet Gauss Meter Tesla Meter Gaussmeter with Class 2 Accuracy Surface Magnetic Field Tester : תעשייה ומדע
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Amazon.com: Handheld Digital Tesla Meter Gauss Meter 1% Accuracy Surface Magnetic Field Tester mT/Gs High Precision Gaussmeter Fluxmeter with Axial Probe and Hall Probe : תעשייה ומדע
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Amazon.com: HFBTE TD8620 Permanent Magnet Gauss Meter Tesla Meter Gaussmeter with Class 2 Accuracy Surface Magnetic Field Tester : תעשייה ומדע
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