OSG Extension Tap: #4-40 UNC, H2 / 2B-3B, 2 Flute
OSG Spiral-Point Extension Taps for Steel & Stainless Steel.
SKU 3G-OTH-313185
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
OSG Spiral-Point Extension Taps for Steel & Stainless Steel.
Frequently Asked Questions
What is the OSG #4-40 UNC extension tap used for?
The OSG #4-40 UNC extension tap is designed for threading blind or deep holes in steel and stainless steel. Its spiral-point design pushes chips forward, reducing clogging in demanding applications. Commonly used in automotive, aerospace, and general manufacturing where precise internal threads are required.
What are the specifications of the OSG 1764001 extension tap?
The OSG 1764001 is a #4-40 UNC extension tap with a H2 / 2B-3B thread tolerance, 2-flute design, and plug chamfer. It is a spiral-point tap for steel and stainless steel. The H2 limit ensures consistent thread fit for production environments.
Where to buy OSG extension taps worldwide?
You can source OSG extension 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 times on the OSG 1764001 and other OSG tooling.
How to select the correct OSG extension tap for steel?
Select an OSG extension tap based on thread size, material, and hole depth. For #4-40 UNC in steel, use a spiral-point tap with H2 tolerance for blind holes. Ensure the tap's chamfer (plug) matches your threading requirements. OSG taps are precision-ground for consistent performance in production runs.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG spiral-point 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.
