3M E-A-Rflex 28 features soft, E-A-Rform 28 foam tips that reacts to body temperature for enhanced comfort and fit.
? Pivoting tips for proper, comfortable fit that moves with the wearer for more consistent protection
? Replaceable foam tips: product number 320-1001
? Noise Reduction Rating (NRR)* 28 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.

Standard Abrasives 701974, A/O Full Taper Cartridge Roll, 1/2 in x 2 in x 1/8 in 80, 7100092841
Insize 6301, MICROMETER STAND, 6928640307300
3M 27551, EMI Copper Foil Shielding Tape 1181, 1/2 in x 18 yd (12.70 mm x 16.5m), 7000132182
3M 87449 Silver Depressed Center Grinding Wheel, T27 Quick Change, 9 in x 1/4 in x 5/8-11 Center Hub Thread, 7010409732, 20 per case 