OSG Extension Tap: #6-32 UNC, H3 / 2B-3B, 3 Flute
SKU 3G-OTH-315334
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Frequently Asked Questions
What is the OSG #6-32 UNC extension tap used for?
This OSG extension tap is designed for threading #6-32 UNC holes in steel and stainless steel. Its spiral-flute design and modified bottoming chamfer make it suitable for through-hole and blind-hole applications where chip evacuation is critical, such as in automotive or general manufacturing.
What are the specifications of the OSG 1766501 extension tap?
The OSG 1766501 is a #6-32 UNC extension tap with H3 / 2B-3B thread class, 3 flutes, and a modified bottoming chamfer. It is a spiral-flute tap designed for steel and stainless steel. The H3 tolerance ensures precise thread fit for 2B-3B classes.
Where to buy OSG extension taps worldwide?
3G Electric supplies OSG extension taps like the 1766501 worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver to meet your production needs.
How to select the correct OSG tap for stainless steel?
For stainless steel, choose a spiral-flute tap like the OSG 1766501 with a modified bottoming chamfer to reduce torque and improve chip evacuation. Ensure the thread class (e.g., H3 / 2B-3B) matches your application. Use proper cutting fluid and rigid tapping equipment for best results.
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Common applications for OSGOSG Products
3G Electric supplies OSG spiral-flute extension taps for steel & stainless steel. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















