MORSE Spiral Flute Tap, High Performance, Series: 2096, Measurement System: Imperial, UNC Thread Standard, 1/4-20 Thread, Semi-Bottoming Chamfer, 3 Flutes, HSS, Black Steam Oxide, Class of Fit: H5, Right Hand Cutting Direction, 7/16 in Thread Length, 2-1/2 in Overall Length, Right Hand Flute Direction, H5 Thread Limit, Steels, Steel Alloys, Stainless Steels, Titanium Alloys, Nickel and Nickel Base Alloys and Other Exotic Alloys Material Application