1)Sandard:BS,ANSI,DIN,JIS 2)Size:1/2",3/4",1",1-1/4",1-1/2",2",2-1/2",3",4" 3)Material ... :With Socket and Thread EndSize:1/2",3/4",1",1-1/4",1-1/2",2",2-1/2",3",4"Standard: DIN, BS ... to handle and transport Size:1/2",3/4",1",1-1/4",1-1/2",2",2-1/2",3",4"Standard: DIN, BS ...