WIDIA GTD Spiral Flute Tap: 7/16"-20 UNF, H3 / 3B, 3 Flute
The WIDIA GTD Spiral Flute Tap is a general-purpose tap in 7/16"-20 UNF size, featuring an H3 / 3B tolerance, 3-flute design, and semi-bottoming chamfer (MPN VTSFT-TC5075). 3G Electric interprets this demand and…
SKU 3G-OTH-230084
Need installation or engineering help?
Ask a question
Product Description
The WIDIA GTD Spiral Flute Tap is a general-purpose tap in 7/16"-20 UNF size, featuring an H3 / 3B tolerance, 3-flute design, and semi-bottoming chamfer (MPN VTSFT-TC5075). 3G Electric interprets this demand and sources the exact OEM-specified tool, supporting your machining operations across 14 industrial departments — with specialist depth in cutting tools and controls.
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 in deep or blind holes. It is ideal for general-purpose tapping in automotive, aerospace, and general manufacturing applications.
What are the specifications of the WIDIA GTD spiral flute tap?
This WIDIA GTD tap has a 7/16"-20 UNF thread size, H3 / 3B tolerance, 3 flutes, and a semi-bottoming chamfer. The manufacturer part number is VTSFT-TC5075. It is designed for threading blind holes to a Class 3B fit, providing precise thread depth control.
Where to buy WIDIA GTD taps in worldwide?
You can source WIDIA GTD taps 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 on the VTSFT-TC5075 or other WIDIA GTD tooling.
How to select the right WIDIA GTD tap for blind holes?
For blind holes, choose a spiral flute tap like this WIDIA GTD model with a semi-bottoming chamfer. The 3-flute design and H3 / 3B tolerance ensure chip evacuation and thread accuracy. Match the tap's thread size (7/16"-20 UNF) and material compatibility to your workpiece for best results.
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.
