OSG Spiral Point Tap: 1/4"-28 UNF, H6 / 2B-3B, 3 Flute
SKU 3G-OTH-215889
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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 metalworking. Its spiral point pushes chips ahead, preventing clogging and ensuring clean threads in materials like steel and aluminum. It is commonly used in automotive, aerospace, and general manufacturing applications.
What are the specifications of the OSG 2840501 tap?
The OSG 2840501 is a 1/4"-28 UNF spiral point tap with a H6 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It is designed for general purpose threading in through holes, providing precise thread fit and chip evacuation.
Where to buy OSG taps in worldwide?
3G Electric supplies OSG taps worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source and deliver genuine OSG cutting tools to your facility, ensuring compliance with international shipping requirements.
How to select the correct 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 2840501 is ideal. Match the tap tolerance (e.g., H6) to the required thread class (2B-3B). Consult OSG's technical data for material-specific speeds and feeds.
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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.















