Kennametal® Widia GTD Fractional Hand Tap Set, Finish: Bright, 4 Flutes, Includes: (1) Taper G0254782, Plug G2531654, Bottoming G0529487, List Number: 7303, Material: High Speed Steel, 3 Piece, 2-15/16" Overall Length, 16 Pitch, Pitch Diameter Limits: 2B, Size: 3/8", Standards: ANSI, 1-1/4" Thread Length, UNC Thread