OSG Spiral Point Tap: 7/8"-9 UNC, H4 / 2B-3B, 3 Flute
SKU 3G-OTH-224206
Need installation or engineering help?
Ask a question
Frequently Asked Questions
What is the OSG spiral point tap 1725208 used for?
This OSG spiral point tap is designed for threading through-holes in steel and stainless steel. Its spiral point design pushes chips forward, preventing clogging and ensuring clean threads. It is commonly used in automotive, aerospace, and general manufacturing applications requiring precise UNC threads.
What are the specifications of the OSG 1725208 tap?
The OSG 1725208 is a 7/8"-9 UNC spiral point tap with a H4 / 2B-3B tolerance class. It features 3 flutes and a plug chamfer. This tap is designed for threading steel and stainless steel, with a manufacturer part number of 1725208.
Where to buy OSG taps in worldwide?
You can source OSG taps like the 1725208 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead times on this and other OSG threading tools.
How to select the right OSG tap for steel?
For steel, choose a spiral point tap like the OSG 1725208 for through-holes. Ensure the tap size matches your thread specification (e.g., 7/8"-9 UNC) and tolerance class (e.g., H4 / 2B-3B). Use a plug chamfer for general applications. Always match the tap to the material hardness and hole type.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG spiral-point taps for steel & stainless steel. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.














