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 92572, Temflex Vinyl Electrical Tape 165, Gray, 3/4 in x 60 ft (19 mm x 18 m), 6 mil, 7100169192
Dynabrade 51753 .1 hp Straight-Line Extension Pencil Grinder, Rear Exhaust, 50,000 RPM, 1/8" Collet
3M 20910, PSA Cloth Disc 348D, 60 X-weight, 2 in x NH, Die 200P, 7000118872
3M 20931, PSA Cloth Disc 348D, P100 X-weight, 1 in x NH, Die 100N, 7000118915
Standard Abrasives 541152, Quick Change TS P.A.R.T. #30 Disc Mandrel, 5/8 in TA4 (PILOT), 7000121724
3M 36882, Self-Stick Liquid Protection Fabric, Blue, 56 in x 300 ft, 7100169350
Dynabrade 55500 .1hp Pencil Grinder, Twin Turbine, 100,000 RPM, Nickel-Plated Aluminum Housing, 1/8" Collet
3M™ 17379, Versaflo™ Length Adjusting Breathing Tube BT-30, 7100009685, 1 EA/Case 
