OSG Spiral Point Tap: 1/4"-28 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2840408)
SKU 3G-OTH-215095
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Frequently Asked Questions
What is the OSG spiral point tap 2840408 used for?
The OSG spiral point tap 2840408 is designed for threading blind or through holes in ferrous and non-ferrous materials. Its spiral point design pushes chips ahead, reducing clogging and breakage, making it ideal for production tapping in automotive, aerospace, and general manufacturing.
What are the specifications of the OSG tap 2840408?
The OSG tap 2840408 is a 1/4"-28 UNF spiral point tap with H5 tolerance, suitable for 2B-3B thread classes. It has 3 flutes and a plug chamfer. The manufacturer part number is 2840408, and it is a general purpose tap for high-speed threading operations.
Where to buy the OSG tap 2840408 worldwide?
You can source the OSG tap 2840408 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 time; we provide reliable sourcing for this OSG threading tool.
How to select the correct OSG spiral point tap for UNF threads?
Select the OSG spiral point tap based on thread size, pitch, and tolerance. For UNF threads like 1/4"-28, ensure the tap matches the required class (e.g., 2B or 3B). Consider material hardness and hole type (blind or through). OSG taps offer H5 tolerance for precision threading in production environments.
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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.















