WIDIA GTD Pipe and Conduit Thread Tap: 1 1/2"-11.5 NPTF, H3, 7 Flute, Plug Chamfer
SKU 3G-OTH-244576
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Frequently Asked Questions
What is the WIDIA GTD 16242 pipe tap used for?
The WIDIA GTD 16242 is a 1 1/2"-11.5 NPTF pipe and conduit thread tap designed for threading aluminum and other materials. Its H3 tolerance and plug chamfer suit general-purpose through-hole tapping in industrial piping systems.
What are the specifications of the WIDIA GTD 16242 tap?
This WIDIA GTD tap has a 1 1/2"-11.5 NPTF thread size, H3 tolerance, 7 flutes, plug chamfer, and is made from high-speed steel. The manufacturer part number is 16242. It is designed for pipe and conduit threading in aluminum.
Where to buy WIDIA GTD 16242 pipe taps worldwide?
3G Electric supplies the WIDIA GTD 16242 pipe tap worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time.
How to select the right pipe tap for aluminum?
For aluminum, choose a high-speed steel tap with a plug chamfer and proper NPTF thread size like the WIDIA GTD 16242. Ensure the tap has sufficient flutes (7) for chip evacuation. Always match the tap to the material and thread standard.
Used in
Common applications for WIDIA GTDWIDIA GTD Products
3G Electric supplies WIDIA GTD pipe taps for aluminum. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















