WIDIA GTD Spiral Flute Tap: 1/4"-28 UNF, H5 / 2B, 3 Flute, Semi-Bottoming Chamfer (MPN 5364491)
SKU 3G-OTH-230892
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Frequently Asked Questions
What is the WIDIA GTD spiral flute tap used for?
This WIDIA GTD spiral flute tap is used for threading blind holes in ferrous and non-ferrous materials. Its spiral flute design evacuates chips upward, preventing clogging, while the semi-bottoming chamfer allows threading close to the hole bottom. It is ideal for general-purpose tapping in machining, automotive, and industrial maintenance applications.
What are the specifications of the WIDIA GTD tap 5364491?
The WIDIA GTD tap 5364491 is a 1/4"-28 UNF spiral flute tap with a H5 / 2B tolerance, 3 flutes, and a semi-bottoming chamfer. It is designed for general-purpose threading in blind holes. The H5 limit ensures precise thread fit for 2B class applications.
Where to buy WIDIA GTD taps in worldwide?
3G Electric supplies WIDIA GTD taps worldwide, including the 5364491 spiral flute tap. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this and other WIDIA GTD tooling.
How to select the right spiral flute tap for blind holes?
For blind holes, choose a spiral flute tap with a semi-bottoming chamfer, like this WIDIA GTD 1/4"-28 UNF tap. The spiral flutes push chips out of the hole, preventing breakage. Match the tap tolerance (H5) to the required thread class (2B) and ensure the tap diameter and pitch match your hole specifications.
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Common applications for WIDIA GTDWIDIA GTD Products
3G Electric supplies WIDIA GTD general purpose spiral-flute taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















