OSG Spiral Point Tap: #4-40 UNC, H2 / 2B-3B, 2 Flute
SKU 3G-OTH-214643
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Frequently Asked Questions
What is OSG spiral point tap #4-40 UNC used for?
OSG spiral point taps are designed for through-hole threading in production environments. The #4-40 UNC size is common in precision machining, automotive, and aerospace applications where fast, chip-free threading is required.
What are the specifications of OSG spiral point tap 2806408?
The OSG spiral point tap MPN 2806408 is a #4-40 UNC, H2 / 2B-3B tolerance, 2-flute plug chamfer tap. It is designed for general-purpose through-hole threading in ferrous and non-ferrous materials.
Where to buy OSG spiral point tap #4-40 UNC worldwide?
3G Electric supplies OSG spiral point taps worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this #4-40 UNC tap.
How to select the correct spiral point tap for #4-40 UNC threads?
Select a spiral point tap with the correct thread size (#4-40 UNC), chamfer type (plug for general use), and tolerance class (H2 for 2B-3B fit). OSG taps are a reliable choice for consistent thread quality in production runs.
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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.















