Easy quarter turn On/Off operation regulates water flow from a trickle to wide open. Compact, low-lead compliant, operates easily for long life. Large flow rate for use as any general-purpose hose connection outlet for external water service. 60% copper alloy brass construction with chrome-plated brass ball, Teflon seats and rust-resistant handle. 125 psi max working pressure. 3/4 in hose thread outlet. IAPMO NSF 61.9 Approved, complies to ASME A112.18.1. Pipe threads comply with ANSI B1.20.1 hose threads comply with ANSI B1.20.7. Handy carton bin box display packaging; each valve has a data tag with installation instructions and is bar-coded for easy identification.