... ball valve Brass ball valve: 1,Size: 1/4".3/8',1/2',3/4',1',11/4',11/2',2', ... test certificate and mill certificate if required.Production step :1) purchasing the material and forged the semi-products ... the goods5) package6) deliveing the goods on time .PACKAGE:1) the package standard : standart export carton, box . ... package against the design of customer 1/2' Long handle double female brass ball valve ...