WIDIA GTD Spiral Flute Tap: M30x3.5 Metric, D9 / 6H, 4 Flute
The WIDIA GTD Spiral Flute Tap is a general purpose tap with M30x3.5 Metric thread, featuring a D9 / 6H tolerance, 4 flutes, and a semi-bottoming chamfer (MPN VTSFT-TC5549). 3G Electric interprets this demand and…
SKU 3G-OTH-230909
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Product Description
The WIDIA GTD Spiral Flute Tap is a general purpose tap with M30x3.5 Metric thread, featuring a D9 / 6H tolerance, 4 flutes, and a semi-bottoming chamfer (MPN VTSFT-TC5549). 3G Electric interprets this demand and sources the exact OEM part, providing accountability across 14 industrial departments — with specialist depth in machining and cutting tools.
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, making it ideal for deep-hole tapping in automotive, aerospace, and general manufacturing applications.
What are the specifications of the WIDIA GTD spiral flute tap M30x3.5?
This WIDIA GTD tap has a metric M30x3.5 thread size, D9 / 6H tolerance, 4 flutes, and a semi-bottoming chamfer. The manufacturer part number is VTSFT-TC5549. It is designed for general-purpose blind-hole tapping in a range of materials.
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-TC5549 tap.
How to select the correct WIDIA GTD tap for blind holes?
Select a spiral flute tap like the WIDIA GTD VTSFT-TC5549 for blind holes to ensure chips are evacuated upward. Match the thread size (M30x3.5), tolerance class (6H), and chamfer type (semi-bottoming) to your application. Consult the WIDIA GTD catalog for material-specific recommendations.
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.

