OSG Spiral Point Tap: #4-40 UNC, H7, 2 Flute, Plug Chamfer, High Speed Steel (MPN 2003100)
SKU 3G-OTH-251230
Need installation or engineering help?
Ask a question
Frequently Asked Questions
What is the OSG Spiral Point Tap #4-40 UNC used for?
The OSG Spiral Point Tap #4-40 UNC is designed for threading blind or through holes in ferrous and non-ferrous materials. Its spiral-point geometry pushes chips forward, reducing chip clogging and improving thread quality in production environments.
What are the specifications of the OSG Spiral Point Tap #4-40 UNC?
This OSG tap has a #4-40 UNC thread size, H7 tolerance, 2 flutes, plug chamfer, and is made from high-speed steel. The manufacturer part number is 2003100. It is an oversized spiral-point tap suitable for precision threading applications.
Where to buy OSG Spiral Point Tap #4-40 UNC worldwide?
You can source the OSG Spiral Point Tap #4-40 UNC worldwide through 3G Electric. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.
How to select the correct OSG Spiral Point Tap for threading?
Select the OSG Spiral Point Tap based on thread size (e.g., #4-40 UNC), material type, and hole configuration. For through holes, spiral-point taps push chips ahead. Ensure the tap's H7 tolerance matches your required thread fit. Consult OSG's technical data for optimal speeds and feeds.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG oversized spiral-point taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















