3901000 caterpillar:pump PUMP-OIL ENG-YM

3M Ear Plugs, 200 Pairs/Box, E-A-R Classic 390-1000, Uncorded, Disposable, Foam, NRR 29, For Drilling, Grinding, Machining, Sawing, Sanding, Welding, Bulk
3M Secure: Exposed cell surface texture resists movement and helps maintain an effective seal creating a comfortable, snug noise barrier. Noise Reduction Rating (NRR) 29 dB. CSA Class AL. || Outstanding comfort: This unique slow-recovery, low-pressure foam and special cylindrical shape help enhance comfort throughout the day by creating lower pressure in the ear canal. || Soft sound-absorbing foam: Proprietary foam is initially firm to make fitting the ear plug easier, then softens once it’s in the ear to comfortably conform to the unique shape of each ear canal. || Sweat and humidity resistant: Classic ear plugs are resistant to moisture absorption for consistent fitting even in humid environments. || Versatile: Use while chipping, chiseling, drilling, furnace operations, grinding, heavy equipment operations, machining, pouring/casting, power fastening, riveting, sanding, sawing and welding. || For industrial/occupational use only. Not for consumer sale or use.

E-A-R Earplug,Uncorded,Ear (3901000)
AER

3M Ear Plugs, 200 Pairs/Box, E-A-R Classic 390-1000, Uncorded, Disposable, Foam, NRR 29, For Drilling, Grinding, Machining, Sawing, Sanding, Welding, Bulk
3M Secure: Exposed cell surface texture resists movement and helps maintain an effective seal creating a comfortable, snug noise barrier. Noise Reduction Rating (NRR) 29 dB. CSA Class AL. || Outstanding comfort: This unique slow-recovery, low-pressure foam and special cylindrical shape help enhance comfort throughout the day by creating lower pressure in the ear canal. || Soft sound-absorbing foam: Proprietary foam is initially firm to make fitting the ear plug easier, then softens once it’s in the ear to comfortably conform to the unique shape of each ear canal. || Sweat and humidity resistant: Classic ear plugs are resistant to moisture absorption for consistent fitting even in humid environments. || Versatile: Use while chipping, chiseling, drilling, furnace operations, grinding, heavy equipment operations, machining, pouring/casting, power fastening, riveting, sanding, sawing and welding. || For industrial/occupational use only. Not for consumer sale or use.