OSG Spiral Point Tap: 5/16"-18 UNC, 2B+, 2 Flute, Plug Chamfer
SKU 3G-OTH-251195
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Frequently Asked Questions
What is an OSG spiral point tap used for?
An OSG spiral point tap is designed for through-hole threading in production environments. Its spiral-point geometry pushes chips forward, preventing chip clogging and enabling faster tapping cycles in materials like steel and aluminum.
What are the specifications of the OSG 1590808 tap?
The OSG 1590808 is a 5/16"-18 UNC spiral point tap with a 2B+ thread class, 2 flutes, plug chamfer, and TiCN coating on high speed steel. It is an oversized tap for achieving tighter thread tolerances.
Where to buy OSG taps in worldwide?
3G Electric supplies OSG taps worldwide, handling full logistics and customs clearance. As a global industrial sourcing partner, we provide genuine OSG cutting tools like the 1590808 spiral point tap to customers across multiple industries.
How to select the right OSG tap for a job?
Select an OSG tap based on thread size, pitch, material, and hole type. For through holes, a spiral point tap like the 1590808 is ideal. Consider coating (TiCN for abrasive materials) and thread class (2B+ for tighter fits) to match your application.
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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.















