WIDIA GTD 1/4"-28 UNF Three-Piece Hand Tap Set, 2B, HSS, 4 Flute

The WIDIA GTD Tap Kit 11603 is used for hand threading 1/4"-28 UNF internal threads in metal parts. It is commonly applied in maintenance, repair, and production environments where precise 2B class threads are required in steel, aluminum, and other machinable materials.

This three-piece hand tap set includes one each of taper (4GR12), plug (4GR13), and bottoming (4GR14) taps. It is made from high speed steel with a 4-flute design, sized 1/4"-28 UNF, 2B thread class. The manufacturer part number is 11603.

You can source the WIDIA GTD Tap Kit 11603 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

Select the tap based on thread size, pitch, and material. For through holes, use the taper tap (4GR12); for blind holes, start with the plug tap (4GR13) and finish with the bottoming tap (4GR14). Always match the tap to the required thread class, such as 2B for this kit.