Greenfield Threading Vermont Tap and Die® Straight Flute Hand Tap, General Purpose Standard, Series: HTGP, Measurement System: Metric, Ground/Coarse Thread Standard, M8x1.25 Thread, Bottoming Chamfer, 4 Flutes, HSS, Bright, Class of Fit: 6H, Right Hand Cutting Direction, 17.53 mm Thread Length, 69.09 mm Overall Length, 8.08 mm Shank Diameter, Cast Iron, Steel, Stainless Steel and Non-Ferrous Materials Material Application, D5 Thread Limit