At least 95 percent filtering efficiency against particles that do not contain oil; proprietary 3M TEKK Protection Cool Flow Valve for heat reduction; recommended for medium-duty projects such as sanding, grinding, painting and sawing; NIOSH approved for safe use; flexible nose clip provides a better seal; allows cooler, easier breathing.
Manufacturer: 3M Model Number: 8511HA1-A-C UPC: 051141902821
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