CHICAGO-LATROBE Spiral Point Tap: 5/8"-11 UNC, H3 / 2B, 3 Flute, Plug Chamfer (MPN 280959)
SKU 3G-OTH-214378
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Frequently Asked Questions
What is the CHICAGO-LATROBE 280959 spiral point tap used for?
The CHICAGO-LATROBE 280959 spiral point tap is used for threading through-holes in ferrous and non-ferrous materials. Its spiral point design pushes chips ahead, reducing clogging in blind holes. Common applications include automotive, aerospace, and general manufacturing where precise UNC threads are required.
What are the specifications of the CHICAGO-LATROBE 280959 tap?
The CHICAGO-LATROBE 280959 is a general purpose spiral point tap with a 5/8"-11 UNC thread, H3 limit, and 2B class of fit. It has 3 flutes and a plug chamfer. The manufacturer part number is 280959. This tap is designed for through-hole threading in a variety of materials.
Where to buy CHICAGO-LATROBE taps in worldwide?
You can source CHICAGO-LATROBE taps worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the 280959 spiral point tap.
How to select the correct spiral point tap for a job?
To select the correct spiral point tap, match the thread size (e.g., 5/8"-11 UNC), class of fit (2B), and chamfer type (plug) to your application. Consider material hardness and hole type (through vs. blind). CHICAGO-LATROBE taps like the 280959 are suited for general purpose threading in steel and aluminum.
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3G Electric supplies CHICAGO-LATROBE general purpose spiral-point taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















