4012BC, 3816 x 36, Galvanized, Threaded Rod, Designed For Hanging, Connecting, Clamping Supporting In Plumbing, Heating Electrical Applications Marine Projects, Consists Of UNC Coarse Threads, Can Be Drilled, Cut, Heated, Shaped, Meets ASTM A307 Grade A, Meets ASTM A153, CorrosionResistant Galvanized Finish