OSG Screw Thread Insert STI Tap: Spiral Point, 1/2"-13 UNC, H3 / 2B-3B, 3 Flute
The OSG Screw Thread Insert STI Tap: Spiral Point (SKU 3G-OTH-265415, MPN 30102208) is a spiral-point STI tap for steel and stainless steel, sized 1/2"-13 UNC with H3 / 2B-3B tolerance, 3 flutes, and a plug chamfer…
SKU 3G-OTH-265415
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
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Product Description
The OSG Screw Thread Insert STI Tap: Spiral Point (SKU 3G-OTH-265415, MPN 30102208) is a spiral-point STI tap for steel and stainless steel, sized 1/2"-13 UNC with H3 / 2B-3B tolerance, 3 flutes, and a plug chamfer. 3G Electric interprets your demand for this OEM-specified tool, sourcing it across our 14 industrial departments with specialist depth in cutting tools and controls.
Frequently Asked Questions
What is an OSG Screw Thread Insert STI Tap used for?
An OSG Screw Thread Insert STI Tap cuts internal threads in steel and stainless steel for installing helical wire thread inserts. It is commonly used in aerospace, automotive, and heavy equipment repair to restore stripped threads or reinforce threaded holes in demanding applications.
What are the specifications of the OSG STI Tap 30102208?
The OSG STI Tap 30102208 is a spiral-point, plug-chamfer tap with 3 flutes, sized 1/2"-13 UNC. It has a thread-class tolerance of H3 / 2B-3B, designed for tapping holes that will accept screw thread inserts. It is intended for steel and stainless steel workpieces.
Where to buy OSG STI Tap 30102208 worldwide?
3G Electric supplies the OSG STI Tap 30102208 to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time; we source genuine OSG tooling through our global supply network.
How to select the correct STI tap size for a thread insert?
Select an STI tap that matches the thread size and pitch of the insert you plan to install. For a 1/2"-13 UNC insert, use a 1/2"-13 UNC STI tap like the OSG 30102208. The tap's thread class (H3 / 2B-3B) must also match the insert manufacturer's recommended tolerance for proper fit.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG spiral-point sti taps for steel & stainless steel. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
