The X1B is a lightweight, low-profile earmuff designed for protection against low-level industrial noise and other loud sounds.? – The wire headband offers consistent pressure over prolonged wearing periods?- Earcup pivot points tilt for optimum comfort and efficiency?- Replaceable ear cushions and foam liners (hygiene kit HYX1)?- Noise Reduction Rating (NRR)b 22 dB. CSA Class A

3M 53914, Performance Plus Duct Tape 8979N Nuclear Red, 48 mm x 54.8 m 12.1 mil, 7000049014, 24/ case
Standard Abrasives 701149, PSA A/O Disc, 1 in x NH, 240, 7010370103
3M 11137, Roloc Disc 361F, 50 YF-weight, TR, 1-1/2 in, Die R150S, 7000045094
3M™ 72122, Portable Compressed Air Filter and Regulator Panel 256-02-01, 100 cfm, 8 outlets, with Carbon Monoxide Monitor, 7000052147, 1 EA/Case
3M 84158, Microfinishing PSA Film Disc 366L, 30 Mic 3MIL, Type D, 5 in x NH, Die 500X, 7010360217, 500 per case
3M 29832, Sanding Screen, 150 Grit, 18 in x NH, 7100160831
3M™ 17323, Versaflo™ Respiratory Helmet Assembly M-407, with Premium Visor and Flame Resistant Shroud, 7000002395, 1 EA/Case
3M 29836, Sanding Screen, 60 Grit, 18 in x NH, 7100160820
Dynabrade 69522 Housing for 69500, 5,000 RPM
3M 76783, Cubitron II Hookit Cloth Disc 784F, 120+ XF-weight, 5 in x NH, Die 500X, 7100222757
Dynabrade 51740 .1 hp Straight-Line Pencil Grinder, Rear Exhaust, 60,000 RPM, 1/8" Collet, with Mount Stem 