CHICAGO-LATROBE Spiral Point Tap: #2-56 UNC, H1 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 173000)
The CHICAGO-LATROBE Spiral Point Tap is a general purpose spiral-point tap for #2-56 UNC threads. It features an H1 / 2B tolerance, plug chamfer, 2-flute design, and is made of high-speed steel (MPN 173000).
SKU 3G-OTH-214896
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Product Description
The CHICAGO-LATROBE Spiral Point Tap is a general purpose spiral-point tap for #2-56 UNC threads. It features an H1 / 2B tolerance, plug chamfer, 2-flute design, and is made of high-speed steel (MPN 173000).
Frequently Asked Questions
What is the CHICAGO-LATROBE Spiral Point Tap #2-56 UNC used for?
This CHICAGO-LATROBE tap is used for cutting internal threads in through-hole applications. Its spiral-point design pushes chips ahead, making it ideal for high-speed production tapping in steel, aluminum, and other materials. It is commonly used in automotive, aerospace, and general manufacturing.
What are the specifications of the CHICAGO-LATROBE Spiral Point Tap 173000?
The CHICAGO-LATROBE 173000 is a #2-56 UNC spiral point tap with an H1 / 2B tolerance, 2 flutes, and a plug chamfer. It is made of high-speed steel for durability. This general-purpose tap is designed for through-hole threading and is suitable for a wide range of materials.
Where to buy CHICAGO-LATROBE taps in worldwide?
You can source CHICAGO-LATROBE taps through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead times on this and other CHICAGO-LATROBE tooling.
How to select the right CHICAGO-LATROBE tap for my application?
Select a tap based on thread size, material, and hole type. For through holes, a spiral point tap like this CHICAGO-LATROBE #2-56 UNC is ideal as it pushes chips forward. For blind holes, consider a spiral flute tap. Always match the tap tolerance (H1/2B) to your required thread class.
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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.















