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Frequently Asked Questions
What is a WIDIA GTD #12-28 UNF tap kit used for?
This WIDIA GTD three-piece hand tap set is used for creating internal threads in #12-28 UNF holes. It is suitable for general machining, maintenance, and production work across industries like automotive and aerospace, where precise thread forming in metal is required.
What are the specifications of the WIDIA GTD tap kit 15393?
The WIDIA GTD tap kit (MPN 15393) includes a bottoming tap for #12-28 UNF threads, H3 tolerance, 4 flute design, made from high-speed steel. It is a three-piece hand tap set designed for through or blind hole threading in ferrous and non-ferrous materials.
Where to buy WIDIA GTD tap kit 15393 worldwide?
3G Electric supplies and delivers the WIDIA GTD tap kit 15393 worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to ensure your order arrives at your facility, no matter the location.
How to select the correct tap for a #12-28 UNF thread?
Select a tap with the exact thread size (#12-28 UNF) and tolerance (H3) matching your application. For blind holes, use a bottoming tap like the one in this WIDIA GTD kit. Ensure the tap material (high-speed steel) suits the workpiece hardness and use proper cutting fluid for best results.
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Common applications for WIDIA GTDWIDIA GTD Products
3G Electric supplies WIDIA GTD three-piece hand tap sets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















