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I ordered a pair of 3M X4a they have 27DB attenuation, very comfortable and light and work well for chop saw use, I normally leave then on the handle of the saw. They have different levels of attenuation X1 at 22DB to X5 at 31DB.
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87 930,
Last edited by 908/930; 11-10-2021 at 06:15 PM..
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