... Size: 1/4".3/8',1/2',3/4',1',11/4',11/2',2',21/2,3',4'2,Certificate: ISO9001 , CE 3, ... 1) purchasing the material and forged the semi-products .2) processing the semi-products in workshop .3) assembling ... ) the package standard : standart export carton, box . 2) if customer has special requirement. it is available to ... against the design of customer 1/2' Long handle double female brass ball valve