Superior Adhesion: Custom Coat high build primer surfacer for automotive use; Bonds strongly to steel, aluminum, fiberglass, SMC, and urethane painted surfaces; Professional-grade metal primer spray paint for car restoration projects Easy Application: Flat fan high atomization nozzle provides large fan pattern; Delivers excellent coverage with auto primer spray paint; Direct to metal primer requires no preparation; Convenient 12 ounce spray can Versatile Formula: Works as primer paint for cars, metal primer, plastic primer spray paint, and wheel primer; Perfect for auto body primer applications; Adheres to flexible or rigid substrates; Grey primer spray paint for all surfaces Professional Results: Automotive primer with excellent filling properties; Creates smooth foundation for paint; High build formula fills minor imperfections; Sandable primer automotive grade for perfect finish; Grey color ideal for any topcoat Perfect Foundation: Compatible with most automotive paint refinish topcoats; Primer filler spray paint creates ideal surface for painting; Self etching primer properties for metal surfaces; Automotive grade quality for lasting results Transform your automotive restoration project with Custom Coat 1K High Build Primer - the professional choice for automotive and industrial applications. This versatile grey primer spray paint delivers exceptional performance on multiple surfaces including metal, plastic, fiberglass, and previously painted areas. Our high build primer formula creates the perfect foundation for your automotive paint projects by filling minor imperfections while providing superior adhesion to various substrates. The convenient 12 ounce spray can features a specialized flat fan nozzle that ensures even coverage and professional results every time. This sandable primer is specifically engineered for easy sanding, allowing you to achieve a flawlessly smooth surface before applying your topcoat. Whether you're working on car paint restoration, metal primer applications, or plastic parts preparation, this primer filler delivers consistent, high-quality results. The direct to metal primer properties eliminate the need for additional preparation on most surfaces, saving you valuable time. As an automotive filler primer, it effectively fills small scratches and imperfections while creating the ideal surface for paint adhesion. Compatible with most automotive paint refinish systems, this grey primer spray paint provides the perfect neutral base for any color topcoat. From classic car restoration to everyday repairs, Custom Coat 1K High Build Primer delivers professional-grade results for both automotive enthusiasts and industrial applications.