Weller F5 Fine Dust Pre-Filter for WFE2ES, 10/PK Product Details Catalog No. T0058762703 UPC Code 4003019418145 Fits Tool(s) WFE2S Description Fine Particulate A ir Filter Packaging Industrial Box/Carton Tech. Spec. Solder_Safety_Warnings.pdf Stock Item Normal Stock Item Package Details (Dimensions) Product Features: l Spare Filters for the WFE2ES and WFE2ESKIT1 l Can also be used with the WFE2S unit l Removes 40-50% of particles up to 100 micrometers l 10 filters per package