The Alemite Grease Fitting Zerk, with a thread size of 1/4-28 UNF and a 9/32 hex, is made from durable steel with a zinc coating for corrosion resistance. This fitting is designed for easy lubrication of machinery and equipment, ensuring optimal performance and longevity. Its compact size allows for installation in tight spaces, making it ideal for automotive and industrial applications. The Zerk design facilitates quick and efficient grease application, meeting industry standards for quality and reliability. This fitting is essential for maintaining the smooth operation of moving parts.