CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H13 / 2B, 2 Flute
SKU 3G-OTH-251318
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Frequently Asked Questions
What is the CHICAGO-LATROBE Spiral Point Tap 358490 used for?
This tap is used for cutting internal threads in through-hole applications. Its spiral-point design pushes chips ahead, preventing clogging. It is suitable for general machining of ferrous and non-ferrous materials where a 1/4"-20 UNC thread with a 2B class fit is required.
What are the specifications of the CHICAGO-LATROBE 358490 tap?
The CHICAGO-LATROBE 358490 is a spiral point tap with a 1/4"-20 UNC thread size, H13 / 2B tolerance, 2 flutes, and a plug chamfer. It is an oversized spiral-point tap designed for through-hole threading. The manufacturer part number is 358490.
Where to buy CHICAGO-LATROBE taps worldwide?
3G Electric supplies CHICAGO-LATROBE taps worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source the 358490 spiral point tap or other CHICAGO-LATROBE tooling for your operations.
How to select the correct CHICAGO-LATROBE tap for a job?
Select a tap based on thread size, material, and hole type. For through holes, a spiral point tap like the CHICAGO-LATROBE 358490 pushes chips forward. Match the thread class (e.g., 2B) and consider oversized taps for coated or abrasive materials. Consult a tooling specialist for specific applications.
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3G Electric supplies CHICAGO-LATROBE oversized spiral-point taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















