OSG Spiral Point Tap: #2-56 UNC, H2 / 2B-3B, 2 Flute
SKU 3G-OTH-272861
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Frequently Asked Questions
What is the OSG Spiral Point Tap #2-56 UNC used for?
The OSG Spiral Point Tap #2-56 UNC is designed for threading aluminum and other non-ferrous materials. Its spiral point pushes chips forward, reducing clogging in through-hole applications. It is commonly used in automotive, aerospace, and general manufacturing for creating precise internal threads in softer metals.
What are the specifications of the OSG Spiral Point Tap #2-56 UNC?
This OSG tap has a #2-56 UNC thread size, H2 / 2B-3B tolerance, 2 flutes, and a plug chamfer. The spiral-point design directs chips ahead for efficient threading. It is suitable for aluminum and similar materials, with a manufacturer part number of 1101600103.
Where to buy OSG Spiral Point Tap #2-56 UNC worldwide?
You can source the OSG Spiral Point Tap #2-56 UNC through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead times on this and other OSG taps.
How to select the correct OSG tap for aluminum threading?
For aluminum, choose a spiral-point tap like the OSG #2-56 UNC to push chips forward and prevent clogging. Ensure the tap has a plug chamfer for through-holes and a H2 / 2B-3B tolerance for proper fit. Match the thread size and pitch to your application requirements.
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Common applications for OSGOSG Products
3G Electric supplies OSG spiral-point taps for aluminum. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















