The JCM Industries KEL300 Steel Coupling for Steel Pipe Sizes features an epoxy coat and alloy bolts, designed for pipes measuring 4 to 4.5 inches. This coupling is engineered for durability and corrosion resistance, making it ideal for various applications. The epoxy coating protects against environmental factors, while the alloy bolts provide a strong and secure connection. Meeting industry standards, this coupling ensures safety and reliability in plumbing and industrial systems. Its straightforward installation process allows for quick assembly, minimizing project downtime.