... (6 1/4”),161.9mm(6 3/8”),165.1mm(6 1/2”)190.5mm(7 1/2”),193.6mm(7 5/8 ... 7/8”)212.7mm(8 3/8”),215.9mm(8 1/2”),222.2mm8 3/4”) 241.3(9 1/2”),244.4(9 5 ... 1/4”),346.0 (13 5/8”),349.2(13 3/4”)374.6(14 3/4”)381(15”),393.7(15 1 ... /2”),406.4(16”)444.5(17 1/2”),508(20”),558 ... days after your payments Metal/Rubber Seal API Kingdream Newest 3 1/2" IADC 137 Cone cactus