OSG Spiral Flute Tap: #8-32 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer
SKU 3G-OTH-231179
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Frequently Asked Questions
What is the OSG spiral flute tap #8-32 UNC used for?
This OSG spiral flute tap is used for threading blind holes in materials like steel and aluminum. Its bottoming chamfer allows threading close to the hole bottom, while the TiN coating reduces friction and extends tool life in production machining.
What are the specifications of the OSG tap 1412905?
The OSG tap 1412905 is a #8-32 UNC spiral flute tap with H3 / 2B-3B thread tolerance, 3 flutes, bottoming chamfer, and TiN coated high speed steel. It is designed for general purpose threading in blind holes.
Where to buy OSG taps in worldwide?
3G Electric supplies OSG taps like the 1412905 to customers worldwide. We handle full logistics and customs clearance, ensuring reliable delivery for your threading applications across 14 industrial departments.
How to select the right spiral flute tap for blind holes?
For blind holes, choose a spiral flute tap with a bottoming chamfer to thread near the hole bottom. Match the tap size and thread class (e.g., H3 / 2B-3B) to your application. OSG taps with TiN coating offer good wear resistance in production runs.
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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.















