Marbed® 9298 Yellow Screw Sealing Varnish is the essential tool for protecting, marking, sealing, and locking all types of screws. Its vibrant yellow color provides clear proof of tampering, ensuring security and reliability. Developed by Lackfabrik Bäder GmbH & Co. KG, a trusted name in sealing lacquers since 1962, this varnish is ideal for automotive diesel and industrial applications.