YG-1 YG Tap STI SI422 Spiral Flute Tap, 1/4-28 STI Thread, 3 Flutes, 2B Class of Fit, 1.5P-2P Bottoming Chamfer, UNF Thread

3 Flute Spiral Pointed Plug Hardslick Coated Tap For Stainless Steels Upto 28Hrc

YG-1 Cutting Tools SI422 1/4 in -28 | 1.5P-2P | Right Hand | 2B | Spiral Flute Tap