Hardness Range: 25~110HRE. Item Type: Hardness Tester. 1 x Hardness Tester. 2 x Hardness Block. 0.6-6mm / 0.02-0.24in. Accuracy: 0.5HW. Prevent contamination. Specially prevent the dirty things to get in from the dial seams or indenters, otherwise, the filthy things from those parts might influence on the testing accuracy or cause malfunction.
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