WIDIA GTD Spiral Point Tap: 1/2"-13 UNC, H3, 3 Flute, Plug Chamfer, Black Oxide Cobalt (MPN 5366074)
The WIDIA GTD Spiral Point Tap (1/2"-13 UNC) is a general-purpose spiral-point tap with an H3 tolerance, plug chamfer, and black oxide cobalt finish. It features 3 flutes and is identified by manufacturer part number…
SKU 3G-OTH-215186
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Product Description
The WIDIA GTD Spiral Point Tap (1/2"-13 UNC) is a general-purpose spiral-point tap with an H3 tolerance, plug chamfer, and black oxide cobalt finish. It features 3 flutes and is identified by manufacturer part number 5366074.
Frequently Asked Questions
What is a WIDIA GTD spiral point tap used for?
A WIDIA GTD spiral point tap is used for through-hole threading in production machining. Its spiral-point design pushes chips forward, preventing chip clogging and enabling faster tapping cycles in steel, stainless steel, and cast iron.
What are the specifications of the WIDIA GTD 1/2"-13 UNC spiral point tap?
This WIDIA GTD tap has a 1/2"-13 UNC thread, H3 tolerance, 3 flutes, plug chamfer, and black oxide cobalt finish. The manufacturer part number is 5366074. It is designed for general-purpose through-hole tapping in ferrous materials.
Where to buy WIDIA GTD taps in worldwide?
3G Electric supplies WIDIA GTD taps worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this 1/2"-13 UNC spiral point tap to your facility. Contact us for a quote and delivery timeline.
How to select the correct tap for a through-hole application?
For through-hole tapping, choose a spiral point tap like this WIDIA GTD model. Match the tap size (1/2"-13 UNC), thread class (H3), and chamfer type (plug) to your hole and material. Use cutting fluid appropriate for the workpiece material to extend tool life.
Used in
Common applications for WIDIA GTDWIDIA GTD Products
3G Electric supplies WIDIA GTD general purpose spiral-point taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.














