Balax® Thredfloer Forming Tap, Series: 11505, Measurement System: Imperial, #6-40 Thread, UNF Thread Standard, Bottoming Chamfer, 0.435 in Thread Length, 2 in Overall Length, 1 Flutes, Right Hand Cutting Direction, Class of Fit: 2B, 0.141 in Shank Diameter, 3.2 mm Tap Drill, 0.11 in Square, Powder Metal Tool Steel, Bright, H5 Thread Limit