577™ Thread Sealant, 250 mL, Tube, Yellow ORS NASCO Added carbon layer helps filter Added carbon layer helps filter out nuisance levels of ozone and organic vapors (less than OSHA PEL) For most welding applications HandyStrap® with buckle allows mask to comfortably hang around neck when not in use Ventex® valve lets the hot air out faster so workers stay cooler More productivity due to ultimate stock removal rates compared with reinforced grinding wheels threaded components Prevents loosening and leakage from shock and vibration Particularly suitable for use on stainless steel without the need for surface activation general purpose sealant for use on coarse