OSG Spiral Flute Tap: 3/4"-16 UNF, H3 / 2B-3B, 4 Flute
SKU 3G-OTH-230523
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Frequently Asked Questions
What is the OSG spiral flute tap used for?
The OSG spiral flute tap is used for threading blind holes in materials like steel and stainless steel. Its spiral flute design pulls chips upward, preventing clogging and ensuring clean threads. It is ideal for general-purpose tapping in machining, automotive, and industrial maintenance applications.
What are the specifications of the OSG 3/4"-16 UNF spiral flute tap?
This OSG tap has a 3/4"-16 UNF thread size, H3 / 2B-3B tolerance, 4 flutes, and a bottoming chamfer. The H3 ground thread limit ensures precise fit for 2B-3B class threads. It is designed for blind hole tapping and is made from high-speed steel for durability.
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 genuine OSG cutting tools like the 1434108 spiral flute tap and deliver to your facility. Contact us for pricing and lead time on this and other OSG tooling.
How to select the correct OSG tap for a blind hole?
For blind holes, choose a spiral flute tap like this OSG 3/4"-16 UNF model, which evacuates chips upward. Ensure the chamfer type matches your hole depth: bottoming chamfer for shallow holes. Match thread class (H3 / 2B-3B) to your application tolerance. Always use proper cutting fluid for material being tapped.
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Common applications for OSGOSG Products
3G Electric supplies OSG general purpose spiral-flute taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















