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handheld surface roughness tester
Selling leads
... Block Standard ASTM E1417,GB/T15822-2005 Material 90MnCrV8 Specification φ50±0.05 X φ10.5±0.05X9.7±0.05 Surface hardness HRC63-70 Bolt hardness ...
2024-12-09 23:55:11
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