Profile: Metal Seal & Products, Inc. is a supplier of precision machining, precision turned parts, automotive components and screw machine components. Our products are made of a variety of materials including steel, brass, aluminum and stainless steel. Our precision-machined plumbing components include plumbing assemblies and decorative plumbing components with custom finishes. Our precision-machined automotive components include primary & secondary master cylinder pistons, automotive and truck anti-lock brake components.