OSG Extension Tap: #10-32 UNF, H3 / 2B-3B, 2 Flute, Plug Chamfer
The OSG Extension Tap (#10-32 UNF, MPN 1294800) is a spiral-point extension tap with a plug chamfer, made from high-speed steel. It features 2 flutes and is rated H3 / 2B-3B for thread class compatibility.
SKU 3G-OTH-313637
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The OSG Extension Tap (#10-32 UNF, MPN 1294800) is a spiral-point extension tap with a plug chamfer, made from high-speed steel. It features 2 flutes and is rated H3 / 2B-3B for thread class compatibility.
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 recessed areas where standard taps cannot reach, common in automotive, aerospace, and general machining across 14 industrial departments.
What are the specifications of the OSG #10-32 UNF extension tap?
This OSG extension tap is #10-32 UNF, H3 / 2B-3B class of fit, with 2 flutes, plug chamfer, and high-speed steel construction. The manufacturer part number is 1294800. It is designed for spiral-point (gun-nose) action to push chips ahead, ideal for through-hole threading.
Where to buy OSG extension taps worldwide?
3G Electric supplies OSG extension taps worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source genuine OSG tooling and deliver to your facility. Contact us for pricing and lead time on this #10-32 UNF tap.
How to select the correct OSG extension tap for a job?
Select based on thread size (e.g., #10-32 UNF), class of fit (H3 / 2B-3B), and material. For deep or recessed holes, choose an extension tap with sufficient reach. OSG high-speed steel taps suit general-purpose threading in steel and aluminum. Confirm chamfer type (plug) for blind or through holes.
Used in
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.
