The 3M E-A-Rsoft SuperFit Metal Detectable earplug is designed specifically for applications such as food processing, where detection of foreign objects is desired. This product features the proprietary SuperFit fitting ring to help insure proper fit, a stainless steel ball bearing implanted into the plug and a metal detectable cord.
*The NRR may overestimate the hearing protection provided during typical use. 3M recommends reducing the NRR by 50% for estimating the amount of noise reduction provided.

3M 19770, Utility Cloth Sheet 314D, 9 in x 11 in P120 J-weight, 7000000358
3M 22392, Roloc Disc 361F, 24 YF-weight, TR, 3 in, Die R300V, 7000045090
3M 19766, Utility Cloth Sheet 314D, 9 in x 11 in P240 J-weight, 7000000354
Dynabrade 53533 Cone or Plug Grinder (Triple Extension)
3M 88903, PSA Cloth Disc 348D, 60 X-weight, 12 in x NH, Die 1200B, 7000118896
3M 88906, PSA Cloth Disc 348D, 36 X-weight, 12 in x NH, Die 1200B, 7000118898
Dynabrade 95745 1/4" NPT Speed Regulator 
