OSG Screw Thread Insert STI Tap: Spiral Fute, 1"-8 UNC, H4 / 2B-3B, 4 Flute
The OSG Screw Thread Insert STI Tap (MPN 30206301) is a spiral-flute tap for steel and stainless steel, sized 1"-8 UNC with a bottoming chamfer. It features 4 flutes and an H4 / 2B-3B tolerance class, designed for…
SKU 3G-OTH-244319
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 (MPN 30206301) is a spiral-flute tap for steel and stainless steel, sized 1"-8 UNC with a bottoming chamfer. It features 4 flutes and an H4 / 2B-3B tolerance class, designed for thread-insert installation. 3G Electric interprets demand and sources this genuine OSG tap across 14 industrial departments, with specialist depth in cutting tools and fastening solutions.
Frequently Asked Questions
What is an OSG Screw Thread Insert STI Tap used for?
An OSG Screw Thread Insert STI Tap is used to cut internal threads in steel and stainless steel for installing helical wire thread inserts. It is ideal for repairing or reinforcing threads in industrial applications across machining, power transmission, and material handling.
What are the specifications of the OSG STI Tap 30206301?
The OSG STI Tap 30206301 has a 1"-8 UNC thread size, H4 / 2B-3B tolerance, 4 flutes, and a bottoming chamfer. It is a spiral-flute design for steel and stainless steel, with manufacturer part number 30206301.
Where to buy OSG STI Tap 30206301 worldwide?
3G Electric supplies the OSG STI Tap 30206301 worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this spiral-flute STI tap to your facility, ensuring you get the right thread insert tap for your application.
How to select the correct OSG STI tap for thread inserts?
Select an OSG STI tap based on the thread size (e.g., 1"-8 UNC), material (steel or stainless steel), and chamfer type. For blind holes, use a bottoming chamfer like this model. Always match the tap tolerance (H4 / 2B-3B) to the insert specification for proper thread fit.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG spiral-flute 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.
