The Oil Hole Cover features a 1/8-27 NPT thread and is constructed from carbon steel with a zinc coating for enhanced corrosion resistance. This cover is designed to securely seal oil holes in machinery, preventing leaks and contamination. Its precise threading ensures a tight fit, complying with industry standards for quality and performance. The zinc coating provides additional protection against rust and wear, making it suitable for various applications in automotive and industrial settings. This oil hole cover is essential for maintaining the integrity of lubrication systems.