1,Cetificates:ISO 9001,CE 2,Quick delivery 3,Oem ,Odm Accept ... 11/4',11/2',2',21/2,3',4'2,Certificate: ISO9001 , CE 3,material: brass body , brass ball, steel handle 4) ... 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 ...