CHICAGO-LATROBE Spiral Point Tap: 1/2"-13 UNC, H11 / 1B, 3 Flute, Plug Chamfer
SKU 3G-OTH-251312
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Frequently Asked Questions
What is a CHICAGO-LATROBE spiral point tap used for?
A CHICAGO-LATROBE spiral point tap is used for through-hole threading in metalworking. Its spiral-point design pushes chips ahead, preventing clogging. This 1/2"-13 UNC tap with H11/1B tolerance is ideal for production tapping in steel and alloys, common in automotive and general machining.
What are the specifications of the CHICAGO-LATROBE 313508 tap?
The CHICAGO-LATROBE 313508 is a 1/2"-13 UNC oversized spiral-point tap with H11/1B thread class, 3 flutes, and plug chamfer. It is made of high-speed steel (HSS) for durability. This tap is designed for through-hole threading in ferrous materials.
Where to buy CHICAGO-LATROBE taps in worldwide?
3G Electric supplies CHICAGO-LATROBE taps worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on the 313508 spiral point tap or other cutting tools.
How to select the right tap for through-hole threading?
For through-hole threading, choose a spiral point tap like this CHICAGO-LATROBE 1/2"-13 UNC model. Ensure the tap matches the thread size, pitch, and material. Plug chamfer is standard for most applications. High-speed steel suits general-purpose use; consider coated HSS for harder materials.
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Common applications for CHICAGO-LATROBECHICAGO-LATROBE Products
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.















