WIDIA GTD Straight Flute Tap: M20x2.5 Metric, 6H, 4 Flute, Plug Chamfer
SKU 3G-OTH-208563
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Frequently Asked Questions
What is the WIDIA GTD 11909 straight flute tap used for?
The WIDIA GTD 11909 straight flute tap is designed for hand threading aluminum and non-ferrous materials. Its M20x2.5 metric size, 6H tolerance, and plug chamfer make it suitable for through-hole threading in machining, automotive, and general manufacturing applications.
What are the specifications of the WIDIA GTD 11909 tap?
The WIDIA GTD 11909 is a straight flute hand tap with M20x2.5 metric thread, 6H tolerance class, 4 flutes, and a plug chamfer. It is made from high-speed steel (HSS) and is designed for threading aluminum. The manufacturer part number is 11909.
Where to buy WIDIA GTD taps in worldwide?
3G Electric supplies WIDIA GTD taps like the 11909 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this and other threading tools.
How to select the right tap for aluminum threading?
For aluminum, choose a high-speed steel tap with straight flutes and a plug chamfer, like the WIDIA GTD 11909. Ensure the thread size (M20x2.5) and tolerance (6H) match your application. Use cutting fluid designed for aluminum to reduce friction and prevent galling during threading.
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Common applications for WIDIA GTDWIDIA GTD Products
3G Electric supplies WIDIA GTD hand taps for aluminum. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









