3M 8212 
Designed for welding torch cutting, soldering, brazing and working with molten metals. Fits easily under welding hoods. Provides protection when welding on galvanized and stainless steel. NIOSH Approved.  N95 
10/BOX - 47⁹⁰ /bx

3M 8214
Flame retardant respirator that resists sparks. This respirator will protect against welding particles, and nuisance welding odors. Equipped with a exhale valve for easy breathing in high heat areas.  N95
10/BOX - 56⁹⁰ /bx

3M 8233
Comfortable and durable,  designed for maximum filter efficiency. Perfect for grinding, welding, working with lead or in situations where arsenic or cadmium are present in concentrations up to 10 times OSHA PEL. N100
avail. in 1pk - 
3M 8233  -  7⁹⁹ /pk

3M 8271
For dusty and oily operations.  Also for grinding, sanding and sawing in oil or non-oil aerosol environments. Features exhalation valve for heat and moisture reduction. NIOSH approved.  P95
10/BOX - 25⁹⁰ /bx

3M 8511

Uniquely designed to help provide protection. It is ideally suited for work settings that involve heat, humidity, or long periods of wear.  N95
10/BOX - 16⁹⁰ /bx

3M 8515

Designed to help provide comfortable, reliable worker protection for applications such as welding, soldering, cutting, grinding, and sanding.  N95
10/BOX - 23⁶⁹ /bx

3M 9211
Innovative comfort and durability. Folds flat for easy storage 
(like your pocket), provides a secure seal against the face. The 3M Cool Flow exhalation valve helps reduce heat and humidity for long lasting comfort, and reduces the potential for eyewear fogging. NIOSH Approved.  N95
 
14⁹⁰ /bx @ 1bx =10 masks

3M 8210
High quality, yet economical protection. Good for grinding and sanding. Adjustable nose clips for comfortable fit.  N95  
20/box -  15⁹⁹ /bx

Also avail. as a handy 2pk.:
3M 8654ES  4⁹⁵ /pk

3M 8256ES
Good for solid and liquid particles, including particles with oil. Recommended for nuisance level organic vapor relief.  Double straps provide a secure fit. Time restriction of 8 hours when oil is present. Should be used in foundries, petrochemical plants and printing, etc.  R95 avail. in 2pk - 
3M 8656ES  -  4⁴⁰ /pk