OSG Extension Tap: #10-32 UNF, H3 / 2B-3B, 2 Flute
SKU 3G-OTH-311739
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Frequently Asked Questions
What is the OSG #10-32 UNF extension tap used for?
This OSG extension tap is designed for threading #10-32 UNF holes in multiple materials. Its spiral-flute design and modified bottoming chamfer help evacuate chips during blind-hole tapping, making it suitable for production environments where thread accuracy (H3 / 2B-3B) is required.
What are the specifications of the OSG 1652501308 extension tap?
The OSG 1652501308 is a #10-32 UNF spiral-flute extension tap with a modified bottoming chamfer and 2 flutes. It has a thread limit of H3 / 2B-3B, ensuring precise fit for class 2B and 3B threads. The extended length allows access to deep or recessed holes.
Where to buy OSG extension taps worldwide?
3G Electric supplies OSG extension taps like the #10-32 UNF model (MPN 1652501308) to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this precision threading tool.
How to select the correct OSG extension tap for a threading application?
To select the right OSG extension tap, match the thread size (e.g., #10-32 UNF), chamfer type (modified bottoming for blind holes), and thread class (H3 / 2B-3B) to your material and hole depth. OSG taps are engineered for multiple materials; verify the flute design suits your chip evacuation needs.
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3G Electric supplies OSG spiral-flute extension taps for multiple materials. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















