The ZOELLER PUMP COMPANY Screw .313-18 X 1.25" HH Cap is made from high-quality 316 stainless steel, providing exceptional resistance to rust and corrosion. This hex head screw features a thread size of .313-18 and a length of 1.25 inches, making it perfect for heavy-duty applications in pump systems and other machinery. Its hexagonal head allows for easy installation and removal with standard tools, ensuring a secure fit. This screw complies with industry standards, making it a dependable choice for both commercial and residential projects.