OSG Screw Thread Insert STI Tap: Spiral Point, 7/16"-20 UNF, H3 / 2B-3B, 3 Flute
The OSG Screw Thread Insert STI Tap: Spiral Point (MPN 30101901) is a spiral-point STI tap for steel and stainless steel, with a 7/16"-20 UNF thread, H3 / 2B-3B tolerance, 3 flutes, and a plug chamfer. 3G Electric…
SKU 3G-OTH-265480
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 (MPN 30101901) is a spiral-point STI tap for steel and stainless steel, with a 7/16"-20 UNF thread, H3 / 2B-3B tolerance, 3 flutes, and a plug chamfer. 3G Electric interprets your demand for this precision threading tool, sourcing it from OSG and supporting your application with specialist expertise across 14 industrial departments.
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 30101901?
The OSG STI Tap 30101901 is a spiral-point tap with a 7/16"-20 UNF thread, H3 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It is designed for steel and stainless steel, ensuring precise thread forming for insert installation.
Where to buy OSG STI Tap 30101901 worldwide?
3G Electric supplies the OSG STI Tap 30101901 worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source and deliver genuine OSG taps to support your machining and maintenance needs across 14 industrial departments.
How to select the correct STI tap for thread inserts?
Select an STI tap matching the insert's thread size and pitch, like the OSG 7/16"-20 UNF. Use a plug chamfer for through holes and a spiral-point design for chip evacuation in steel. Verify tolerance (H3 / 2B-3B) aligns with your thread class requirements.
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.
