WIDIA GTD Spiral Flute Tap: 1/2"-13 UNC, H5 / 2B, 3 Flute, Bottoming Chamfer
The WIDIA GTD Spiral Flute Tap (1/2"-13 UNC, MPN 5390249) is a general-purpose bottoming-chamfer tap with an H5 / 2B tolerance, 3 flutes, and a black oxide cobalt finish. 3G Electric interprets this demand and…
SKU 3G-OTH-230503
Need installation or engineering help?
Ask a question
Product Description
The WIDIA GTD Spiral Flute Tap (1/2"-13 UNC, MPN 5390249) is a general-purpose bottoming-chamfer tap with an H5 / 2B tolerance, 3 flutes, and a black oxide cobalt finish. 3G Electric interprets this demand and sources the exact OEM-specified tool, supporting your machining operations across 14 industrial departments — with specialist depth in combustion, pumps, and controls as a trust anchor.
Frequently Asked Questions
What is the WIDIA GTD spiral flute tap used for?
This WIDIA GTD spiral flute tap is designed for threading blind holes in ferrous and non-ferrous materials. Its spiral flute design evacuates chips upward, making it ideal for bottoming applications where chip clearance is critical. Common uses include automotive, aerospace, and general manufacturing.
What are the specifications of the WIDIA GTD spiral flute tap?
This tap has a 1/2"-13 UNC thread size, H5 / 2B tolerance, 3 flutes, and a bottoming chamfer. It features black oxide cobalt construction for wear resistance. The manufacturer part number is 5390249. It is designed for general-purpose threading in blind holes.
Where to buy WIDIA GTD taps in worldwide?
3G Electric supplies WIDIA GTD taps worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time. We source and deliver this WIDIA GTD spiral flute tap to any international destination.
How to select the correct WIDIA GTD tap for a job?
Select based on thread size, material, and hole type. For blind holes, use a spiral flute tap like this WIDIA GTD model with bottoming chamfer. Match the thread class (H5 / 2B) to your application. Consider coating: black oxide cobalt suits ferrous materials. Always verify the manufacturer part number 5390249.
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.















