3M Secure Click Head Harness Assembly for HF-800 Series Respirators with Speaking Diaphragm, HF-800-04, 5 EA/Case 3M Parts & Accessories this cartridge represents an improvement

this cartridge represents an improvement over previous generations with enhanced filter efficiency

regulated airflow to reduce exposure to airborne particulates

The 3M™ Speedglas™ Curved Magnifying Lens 1

the Standard Abrasives Ceramic Pro HD Flap Disc is their highest performing

making it a good match for tough finishing applications

3M Secure Click Head Harness Assembly for HF-800 Series Respirators with Speaking Diaphragm, HF-800-04, 5 EA/Case 3M Parts & Accessories this cartridge represents an improvementThis replacement head harness assembly is designed to be used with 3M Secure Click Half Facepiece Respirators HF 801SD, HF 802SD, HF 803SD (sold separately).