Straight Flute Tap, Thread Direction Right Hand, Tap Style Straight Flute, Size 7/16", Pitch 14, Material High Speed Steel, Finish TiCN, Overall Length 3-5/32", Thread Length 1-7/16", Shank Dia. 0.323", Number of Flutes 0, Thread Type UNC, Pitch Diameter Limits H3, List Number 101 Features - Material - High Speed SteelFinish - TiCNOverall Length - 3-5/32"Thread Length - 1-7/16"Shank Dia. - 0.323"Number of Flutes - 0Thread Type - UNCPitch Diameter Limits - H3List Number - 101WARNING: California Residents. This product can expose you to chemicals including Styrene, which is known to the State of California to cause cancer and birth defects or other reproductive harm.California proposition 65 warning