FDA Approved 3-Layer Medical Grade Face Mask With Elastic Ear Loops (2000 pack) 1/2-13 x 5 1/2 5/16" Commercial Flat Washer 3/4"

5/16" Commercial Flat Washer 3/4" OD 18-8 Stainless Steel 100 pack

Part # NAS1352N064

Part # MS35276-268

non-penetrating seam clamp

Part #07870-100

FDA Approved 3-Layer Medical Grade Face Mask With Elastic Ear Loops (2000 pack) 1/2-13 x 5 1/2 5/16" Commercial Flat Washer 3/4"Features: Premium 3 layer construction provides excellent barrier against particles and other contaminating agents Heavy duty non woven filter layer (25g BFE99) combines high filtration efficiency with excellent air permeability Wrap around 3D design with adjustable nose bridge fits most facial contours with ease Durable elastic ear loop design eliminates pressure to the ears and makes installing removing very simple One Size Fits Most Suitable for