339, hundredths-inches, 669, hundredths-inches, 31, hundredths-pounds, 520, hundredths-inches

3M Ear Plugs, 30 Pairs/Box, E-A-R Classic 310-1060, Uncorded, Disposable, Foam, NRR 29, For Drilling, Grinding, Machining, Sawing, Sanding, Welding, 1 Pair/Pillow Pack