Product Overview
Alfa USA Hand Tap, Black Oxide, 9/16" x 18 Tap Size, Bottoming Style, National Fine Thread, 4 Flutes, H3 Grind Limits, High Speed Steel, Made in USA, Ground Thread, Right Hand, 6 per Pack. Alfa Tools HTB80041 9/16-18 HSS Black Oxide Alfa USA Hand Tap Bottoming