OSG Spiral Point Tap: #4-40 UNC, H2 / 2B-3B, 2 Flute
SKU 3G-OTH-214422
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Frequently Asked Questions
What is OSG Spiral Point Tap #4-40 UNC used for?
This OSG spiral point tap is used for threading blind or through holes in ferrous and non-ferrous materials. Its bottoming chamfer and 2-flute design push chips forward, making it ideal for production tapping in automotive, aerospace, and general machining applications.
What are the specifications of OSG Spiral Point Tap #4-40 UNC?
This OSG tap is #4-40 UNC with a H2 / 2B-3B thread class, 2 flutes, and a bottoming chamfer. The spiral point design directs chips ahead of the tap, reducing clogging. It is suitable for through-hole and blind-hole threading in a range of materials.
Where to buy OSG Spiral Point Tap #4-40 UNC worldwide?
3G Electric supplies and delivers OSG spiral point taps worldwide. We handle full logistics and customs clearance, ensuring your order reaches any global destination. Contact us for availability and lead time on this #4-40 UNC tap.
How to select the right OSG tap for threading?
Select an OSG tap based on thread size, material, and hole type. For through holes, a spiral point tap like this #4-40 UNC pushes chips forward. For blind holes, consider a spiral flute tap. Match the thread class (H2 / 2B-3B) to your tolerance requirements.
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Common applications for OSGOSG Products
3G Electric supplies OSG general purpose spiral-point taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















