Balax Thredfloer Forming Tap, Series: HGC-4C, Measurement System: Imperial, 4-40, UNC, Bottoming Chamfer, 11 mm Thread Length, 44 mm Overall Length, Class of Fit: 2B/3B, 3 mm Shank Dia, 39 Tap Drill, 2.5 mm Square Size, Powder Metal Tool Steel, Nitride/Steam Oxide, H4 Thread Limit








