Shaffer – All sizes – T-77, T-39, T-390, T-64, Sentinel, Sentinel II, T-61, T-SL, T-70H, T-48, T-480, T-SL-D
Hydril – All sizes – Model A: Type V, Model B: Type X, Work over, MPL, Type A , Type B, Sentry
Cameron – All sizes – Type U, QRC, SS
