WIDIA GTD Spiral Point Tap: 5/16"-24 UNF, H4, 3 Flute, Plug Chamfer, High Speed Steel (MPN 13303)
The WIDIA GTD Spiral Point Tap (5/16"-24 UNF) is a general purpose spiral-point tap with H4 tolerance, plug chamfer, and 3 flutes, made from high-speed steel (MPN 13303). 3G Electric interprets your demand for this…
SKU 3G-OTH-214841
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Product Description
The WIDIA GTD Spiral Point Tap (5/16"-24 UNF) is a general purpose spiral-point tap with H4 tolerance, plug chamfer, and 3 flutes, made from high-speed steel (MPN 13303). 3G Electric interprets your demand for this OEM-specified tool and delivers it across 14 industrial departments — with specialist depth in combustion, pumps and controls as a trust anchor, not a limit.
Frequently Asked Questions
What is the WIDIA GTD spiral point tap used for?
The WIDIA GTD spiral point tap is designed for through-hole threading in ferrous and non-ferrous materials. Its spiral point pushes chips ahead, reducing clogging and breakage. Common applications include automotive, aerospace, and general manufacturing where clean, accurate threads are required.
What are the specifications of the WIDIA GTD tap 13303?
This WIDIA GTD tap has a 5/16"-24 UNF thread size, H4 tolerance, 3 flutes, and a plug chamfer. It is made from high-speed steel (HSS) and is a general-purpose spiral-point tap. The manufacturer part number is 13303.
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 location. Contact us for pricing and lead time on this and other WIDIA GTD tooling.
How to select the right WIDIA GTD tap for my application?
Select based on thread size, material, and hole type. For through holes, a spiral-point tap like this WIDIA GTD 13303 is ideal. Match the thread class (H4 for tighter fit) and chamfer (plug for general use). Always verify material compatibility with high-speed steel tooling.
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.













