WIDIA GTD Spiral Point Tap: #12-28 UNF, H3, 2 Flute, Plug Chamfer
The WIDIA GTD Spiral Point Tap (#12-28 UNF) is a general purpose spiral-point tap with an H3 tolerance, plug chamfer, and black oxide high-speed steel construction. It features 2 flutes and is identified by…
SKU 3G-OTH-216372
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Product Description
The WIDIA GTD Spiral Point Tap (#12-28 UNF) is a general purpose spiral-point tap with an H3 tolerance, plug chamfer, and black oxide high-speed steel construction. It features 2 flutes and is identified by manufacturer part number 13149.
Frequently Asked Questions
What is the WIDIA GTD spiral point tap #12-28 UNF used for?
This WIDIA GTD tap is designed for threading through-holes in ferrous and non-ferrous materials. Its spiral point design pushes chips forward, making it ideal for production tapping in automotive, aerospace, and general manufacturing applications where clean, accurate threads are required.
What are the specifications of the WIDIA GTD tap MPN 13149?
The WIDIA GTD tap MPN 13149 is a #12-28 UNF spiral point tap with H3 tolerance, 2 flutes, plug chamfer, and black oxide high-speed steel construction. It is designed for general-purpose threading and is suitable for through-hole applications.
Where to buy WIDIA GTD taps in worldwide?
3G Electric supplies WIDIA GTD taps worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the #12-28 UNF spiral point tap MPN 13149.
How to select the correct WIDIA GTD tap for a threading application?
Select a tap based on thread size, pitch, and material. For through-holes, a spiral point tap like this WIDIA GTD #12-28 UNF pushes chips ahead. Match the H3 tolerance to your thread class requirement. Use cutting fluid appropriate for the workpiece material to extend tool life.
Used in
Common applications for WIDIA GTDWIDIA GTD Products
3G Electric supplies WIDIA GTD general purpose spiral-point taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.














