Guhring Spiral Flute Tap, Series: 4410, Measurement System: Imperial, UNF Thread Standard, 3/4-16 Thread, Semi-Bottoming Chamfer, 3 Flutes, HSS-E, TiCN Coated, Class of Fit: 2B/3B/H3, Right Hand Cutting Direction, 0.629 in Thread Length, 4.252 in Overall Length, 0.59 in Shank Diameter, Right Hand Flute Direction, H3 Thread Limit, Alloy Steel, Alloy Tool Steel, Aluminum Alloy, Case Hardened Steel, Cast Iron, Ductile Iron, Free Cutting Steel, Heat Treated Steel, Malleable Cast Iron, Stainless Steel, Structural Steel and Tool Steel Material Application