B & K loose key hose bibb valve for use with water or oil. Neoprene seal washer. 3/4 hose thread outlet. Large flow. Pipe threads comply with ANSI B1.20.1 Hose threads comply with ANSI B1.20.7. Loose key prevents use of valve when removed. Meets NSF 61-9 approved low lead standards. Boxed. 1/2 In. MIP. Loose key design prevents valve being used while key is not present.