Dormer Straight Flute Hand Tap, General Purpose, Series: E071, Measurement System: Imperial, UNF Thread Standard, 5/8-18 Thread, Plug Chamfer, 4 Flutes, HSS, Bright, Class of Fit: 2B/3B, Right Hand Cutting Direction, 0.9843 in Thread Length, 3-13/16 in Overall Length, 0.48 in Shank Diameter, Alloy Steel, Aluminum Alloy, Brass, Bronze, Carbon Steel, Cast Iron, Copper, Copper Alloy, Hardened Steel, Plastic, Steel, Structural Steel and Thermosetting Plastics Material Application, H3 Thread Limit