... .It is necessary parts of press vessl 1, Feature (1) LCD digital display products work, builtin timer, automatic travel, can show the ... 1/2 NPT or 3/4 NPT or M20X1.5(7) Can realize take pressure and detachable function2, Scope of application ... Valve;4,connect flange;5,sleeve;6,middle sleeve components;7,Display institutions: according to the needs of user: can be installed ...