3M™ Welding Filter Battery, 422000 is our CR20320 Lithium 3 V battery designed for 3M™ Speedglas™ Welding Helmets.
For 3M™ Speedglas™ Welding Helmets use our CR20320, lithium 3 V, 3M™ Welding Filter Battery, 422000. For maximum safety and comfort, make it a habit to check your equipment regularly.
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