Cleveland® Straight Flute Hand Tap, General Purpose Standard, Series: 1003, Measurement System: Imperial, Ground/UNC Thread Standard, 7/8-9 Thread, Bottoming Chamfer, 4 Flutes, HSS, Bright, Class of Fit: 2B, Right Hand Cutting Direction, 2.2188 in Thread Length, 4-11/16 in Overall Length, 0.697 in Shank Diameter, Cast Iron, Steel, Stainless Steel and Non-Ferrous Materials Material Application, H4 Thread Limit