Sherwin HM-440 Fluorescent Water Wash Penetrant 1 Gal.

Description: HM-440 is a level 2, Method A water washable fluorescent penetrant for inspecting castings, extrusions and similar parts. HM-440 is a versatile, general purpose penetrant for use on a variety of materials, including aluminum and magnesium. Complies with low sulfur and low halogen requirements..