These dual tungsten carbide tips are precision cut using the same materials and production processes used to produce spray tips for Wagner's professional and industrial Optimus Technology application equipment. While more expensive than traditional ceramic tips, tungsten carbide tips are very durable and help deliver superior and more consistent results. Sprays latex and oil-based paints, stains, and sealers. Specifically designed for Optimus spray model No. 055010, 0525000, 0525001, and 0525027.