OSG Extension Tap: #6-32 UNC, H3 / 2B-3B, 2 Flute, Plug Chamfer
SKU 3G-OTH-313599
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Frequently Asked Questions
What is an OSG extension tap used for?
An OSG extension tap is used to cut internal threads in hard-to-reach or deep-hole applications. The extended shank allows threading in locations where a standard tap cannot reach, such as in engine blocks or deep bores. It is commonly used in automotive, aerospace, and general machining.
What are the specifications of the OSG #6-32 UNC extension tap?
This OSG extension tap is #6-32 UNC with a H3 / 2B-3B tolerance, 2-flute design, plug chamfer, and made from high-speed steel. The manufacturer part number is 1294100. It is designed for threading in steel, aluminum, and other common materials.
Where to buy OSG extension taps worldwide?
3G Electric supplies OSG extension taps worldwide. We handle full logistics, customs clearance, and delivery to your facility. As a global industrial solutions provider, we source genuine OSG cutting tools and can provide the correct part for your threading application.
How to select the correct OSG extension tap for a job?
To select the correct OSG extension tap, match the thread size (e.g., #6-32 UNC), thread class (H3 / 2B-3B), and chamfer type (plug) to your application. Consider the material being threaded and the required reach. For deep or obstructed holes, an extension tap like this OSG 1294100 is appropriate.
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Common applications for OSGOSG Products
3G Electric supplies OSG spiral-point extension taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















