... ) body: Brass2) Handle: Brass(Forging)3) Ring: Steel(Zinc plated)4) Thread: Male/FemaleFeature :1) Precisely machined for accurate fit, join fast ... face of groove and great resistance to vibration.4) Size:1/2", 3/4", 1" , 11/4", 11/2", 2 , 21/2", 3 ... ", 4", 5", 6" 5) Type: A,B,C,D,E ...