Polymer formulation gently hugs the earcanal to provide an effective seal that protects against noise.
– Ergonomic pistol grip for an easier fit
– Triple-flange provides proven protection without rolling or touching plug during insertion.
– Washable and reusable.
– Noise Reduction Rating (NRR)*: 27 dB. CSA Class AL.
*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 is Leading the Advancement of Hearing Conservation.

3M 20927, PSA Cloth Disc 348D, P240 X-weight, 1 in x NH, Die 100N, 7000118918
Dynabrade 51301 .5 hp Straight-Line Die Grinder
Dynabrade 10690 Filter/Regulator/Lubricator, FRL40, 1/2" NPTAssy.
Dynabrade 11475 Dynabelter Abrasive Belt Tool, Standard Duty
Insize ISV-1H4303, RIGID BORESCOPE, 11.89", 6928640323805
3M 33440, Cubitron II File Belt, 33440, 80+, 10 mm x 330 mm (3/8 in x 13 in), 7100033195, 10 belts per carton, 5 cartons per case
3M 20931, PSA Cloth Disc 348D, P100 X-weight, 1 in x NH, Die 100N, 7000118915
3M 01425, Stikit Gold Disc Roll, 5 in, P150, 7010291071, 175 discs per roll 