OSG Screw Thread Insert STI Tap: Spiral Point, 9/16"-12 UNC, H4 / 2B-3B, 3 Flute
The OSG Screw Thread Insert STI Tap is a spiral-point tap designed for threading holes that will accept screw thread inserts. This 9/16"-12 UNC tap features an H4 / 2B-3B tolerance, a plug chamfer, and 3 flutes (MPN…
SKU 3G-OTH-287045
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 is a spiral-point tap designed for threading holes that will accept screw thread inserts. This 9/16"-12 UNC tap features an H4 / 2B-3B tolerance, a plug chamfer, and 3 flutes (MPN 12501000). 3G Electric interprets your demand and sources this genuine OSG tool, backed by our 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 a workpiece before installing a helical wire thread insert. It is commonly applied in aerospace, automotive, and general manufacturing where thread repair or reinforcement is needed.
What are the specifications of the OSG STI Tap 12501000?
The OSG STI Tap 12501000 is a spiral-point design with a 9/16"-12 UNC thread size, H4 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It is designed for tapping holes that will accept screw thread inserts, ensuring accurate thread fit.
Where to buy OSG STI Taps worldwide?
You can source OSG STI 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 time on the OSG 12501000 tap.
How to select the correct OSG STI Tap for a thread insert?
To select the correct OSG STI Tap, match the tap thread size and pitch to the insert's internal thread specification. For example, the 12501000 tap is for 9/16"-12 UNC inserts. Verify the tap tolerance (H4 / 2B-3B) matches your required thread class for proper fit.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG spiral-point sti taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
