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0.14J 0.2J,0.35J 0.5J 0.75J 1.0J 2.0J Single Spring Impact Hammer
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0.14J-1.0J spring operated impact hammer
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IEC 60068-2-75 universal energy Spring Impact Hammer
IEC 60068-2-75 uni...
IEC 60068-2-75 Pendulum Impact Hammer Test Apparatus
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