WIDIA GTD Spiral Flute Tap: 1"-12 UNF, H4 / 3B, 4 Flute, Semi-Bottoming Chamfer (MPN VTSFT-TC5109)
SKU 3G-OTH-231026
Need installation or engineering help?
Ask a question
Frequently Asked Questions
What is the WIDIA GTD spiral flute tap used for?
The 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 and enabling efficient, clean threading in applications like automotive, aerospace, and general manufacturing.
What are the specifications of the WIDIA GTD spiral flute tap?
This WIDIA GTD tap has a 1"-12 UNF thread, H4 tolerance for 3B class fit, 4 flutes, and a semi-bottoming chamfer. The MPN is VTSFT-TC5109. It is designed for general-purpose threading in blind holes, providing reliable chip evacuation and thread accuracy.
Where to buy WIDIA GTD taps in worldwide?
You can source WIDIA GTD taps worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the VTSFT-TC5109 or other WIDIA GTD tooling.
How to select the correct WIDIA GTD tap for a job?
Select a WIDIA GTD tap based on thread size, pitch, material, and hole type. For blind holes, use spiral flute taps like this 1"-12 UNF model. Match the chamfer (semi-bottoming for near-bottom threads) and tolerance (H4 for 3B fit) to your application requirements for optimal thread quality.
Used in
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.















