OSG Spiral Flute Tap: #8-32 UNC, H3 / 2B-3B, 3 Flute
SKU 3G-OTH-230455
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Frequently Asked Questions
What is the OSG spiral flute tap #8-32 UNC used for?
The OSG spiral flute tap #8-32 UNC is designed for threading blind holes in ferrous and non-ferrous materials. Its spiral flute design lifts chips upward, preventing clogging in deep or blind holes. It is commonly used in automotive, aerospace, and general manufacturing applications where clean, accurate threads are required.
What are the specifications of the OSG spiral flute tap #8-32 UNC?
The OSG spiral flute tap has a #8-32 UNC thread size, H3 / 2B-3B tolerance class, 3 flutes, and a modified bottoming chamfer. The manufacturer part number is 2912801. It is a general-purpose spiral-flute tap suitable for threading blind holes in a variety of materials.
Where to buy OSG spiral flute taps worldwide?
You can source OSG spiral flute taps worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the OSG spiral flute tap #8-32 UNC (MPN 2912801).
How to select the correct OSG spiral flute tap for blind holes?
For blind holes, choose a spiral flute tap like the OSG #8-32 UNC with a modified bottoming chamfer to thread close to the hole bottom. Ensure the tap's tolerance class (H3 / 2B-3B) matches your required thread fit. Use proper cutting fluid and machine speed per OSG recommendations for optimal thread quality.
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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.















