This Alemite 2107 metric grease fitting has a 45-degree angle for easier access with a grease gun for lubrication of mechanical systems. It is made of zinc-plated steel for strength and resistance to corrosion. The 6 x 1 mm (M6) metric thread conforms to German National Standard DIN 71412, and it has a 10 mm hex size. It has a ball check valve for resistance to contaminants and a maximum operating pressure of 10,000 pounds per square inch (psi). This elbow grease fitting is Restriction of Hazardous Substances (RoHS) compliant.Tube fittings are components used for connecting, branching, terminating, and changing the direction of tubing in pneumatic and hydraulic systems. They are made of brass, stainless steel, PBT (polybutylene terephthalate), and other materials that resist corrosion and wear. Tube fittings have various types of connections, including threaded, welded, barbed, and push-to-connect (also called one-touch). Push-to-connect connections do not require tools or sealants. Tube fittings are used in various applications, including machine tools, airplane and truck controls, and automated production lines, among others.Alemite manufactures lubrication and fluid handling systems and components. The company, founded in 1918, is headquartered in Fort Mill, SC.