Uni Paint Marker PX-20 White 63613. The uni-ball Uni-Paint PX-20 marker is the industry standard for permanent, high-performance marking. Whether you are identifying parts in an automotive shop, labeling equipment on a construction site, or creating outdoor signage, this medium-point marker delivers bold, visible lines that last. Designed with a durable metal barrel and a pressure-resistant bullet tip (1.8mm to 2.2mm), the PX-20 is built for heavy-duty use. Its oil-based paint bonds to clean surfaces and remains legible even when exposed to sunlight, rain, or heat. Trusted by professionals in aviation, metal fabrication, and manufacturing, it is the go-to tool for marking oily, greasy, or rough items where standard markers fail.
Versatile Surface Compatibility: Specially formulated to mark opaquely and glossy on virtually any surface, including metal, glass, wood, rubber, concrete, plastic, ceramics, and leather.
Weatherproof & Durable: The oil-based ink is water-resistant, fade-resistant, and abrasion-resistant, making it ideal for both indoor and outdoor industrial applications.
Valve-Action Control: Features a specialized valve-action tip that ensures smooth, consistent paint flow and prevents the marker from drying out if left uncapped.
High-Contrast Marks: The vibrant, opaque white ink stands out sharply on dark or oily surfaces, perfect for manufacturing, construction, and automotive use.
Quick-Drying Formula: Dries in seconds to prevent smudging and withstands extreme heat and harsh weather conditions.
Safe & Professional: The ink is acid-free and non-toxic, providing permanent, high-quality results for everything from industrial labeling to arts and crafts.