The plastic fitting stems are designed to help with insertion and removal of the ear tips, even if wearing gloves, helping ear tips stay clean longer. The ultra-soft conical shaped ear tip with raised ribs that look like screw threads and the fitting stem in the shape of a Phillips head screw provide an overall look that might appeal to some users to help with compliance. The large cone shaped ear tip is designed to help fit a variety of ear canal shapes and sizes. This product is EARfit testable to help validate the level of protection the individual user is getting.
3M 92952, E-A-R Skull Screws Earplugs P1301, Corded, 480 Pair/Case, 7000127181
$415.32
Factory Stock, 7-10 Day Leadtime
3M E-A-R Skull Screws Earplugs bring rugged style as well as noise reduction. Even though they look like threaded metal, these ear tips are made with ultra soft foam to help comfortably protect the wearer. The large foam ear tips of these push-to-fit earplugs are inserted into the ear canal with a simple push of the firm plastic fitting stems.

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3M 22397, Roloc Disc 361F, 60 YF-weight, TR, 1-1/2 in x NH, 7000045097
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3M 20913, PSA Cloth Disc 348D, 36 X-weight, 2 in x NH, Die 200P, 7000118919
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3M™ 17379, Versaflo™ Length Adjusting Breathing Tube BT-30, 7100009685, 1 EA/Case
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3M™ 72122, Portable Compressed Air Filter and Regulator Panel 256-02-01, 100 cfm, 8 outlets, with Carbon Monoxide Monitor, 7000052147, 1 EA/Case
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3M™ 53797, Flexible Diamond Belt 6451J, 1/2" Dia x 18" L, M125 Micron, Type G, Pattern B2, 7010509272
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Norton 66254489957 Wheel, Vortex-7am, 6" X 1/2" X 1" C2312 Nor VTME7 PH VTC+, 4 Each
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3M™ 72016, Remote Alarm & Strobe 529-05-20, Audible, 7000131708, 1 EA/Case
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