OSG Spiral Point Tap: 1/4"-28 UNF, H6 / 2B-3B, 3 Flute
SKU 3G-OTH-214971
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Frequently Asked Questions
What is OSG spiral point tap 2840508 used for?
This OSG spiral point tap is designed for through-hole threading in metalworking. Its 3-flute, plug chamfer design pushes chips forward, making it ideal for production tapping in steel, aluminum, and alloys across machining, automotive, and general manufacturing applications.
What are the specifications of OSG tap 2840508?
The OSG spiral point tap has a 1/4"-28 UNF thread size, H6 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It is a general purpose tap for through-hole threading, with manufacturer part number 2840508. These specs ensure precise fit in unified fine threads.
Where to buy OSG spiral point tap 2840508 worldwide?
3G Electric supplies and delivers the OSG spiral point tap 2840508 worldwide. As a global industrial sourcing partner, we handle full logistics and customs clearance to ensure your order arrives at your facility, no matter the location. Contact us for availability and lead time.
How to select the right OSG tap for through-hole threading?
For through-hole threading, choose a spiral point tap like this OSG 2840508 to push chips ahead and prevent clogging. Match thread size (1/4"-28 UNF), tolerance (H6 / 2B-3B), and material compatibility. Always verify hole depth and tap chamfer (plug) for proper engagement.
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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.















