Williams offers various bar steel grades, thread configurations and diameters in lengths up to 50. ft. for whatever your need may be. Williams thread forms are RH or LH and include but are not limited to coil, UNC, Acme, and Modified Acme. Most thread forms are rolled for concentricity and strength. The bars can be continuously threaded or threads may be put on ends. Infeed maximum varies per diameters. All bar types and diameters have matching fasteners including hex nuts and couplings designed to develop the full tensile strength of the bar. We can thread customers material in most cases: carbon steel, alloy steels, stainless steels, aluminum, brass, tubing, ect. Also we can furnish standard internally threaded components - or custom per your drawing.