Balax® Thredfloer Forming Tap, Series: D1GP138, Measurement System: Imperial, #6-32, UNC, Plug Chamfer, 0.435 in Thread Length, 2 in Overall Length, 1 Flutes, Right Hand Cutting, Class of Fit: 3B, 0.141 in Shank Dia, 3.1 mm Tap Drill, 0.11 in Square Size, Powder Metal Tool Steel, Bright, H3 Thread Limit