3pk. The Sioux Chief Angle Stop Valve 3-Pack is a set of three brass compression valves with a 5/8 inch by 1/4 inch outer diameter. These angle stop valves feature a bright nickel-plated finish and are designed for easy installation in plumbing systems. With the brand's reputation for quality, these valves are a reliable choice for home improvement projects in the plumbing and fixtures category. The compression feature ensures a secure connection, making them a practical and durable option for any home or garden plumbing needs.