OSG Screw Thread Insert STI Tap: Spiral Point, 3/4"-10 UNC, H3 / 2B-3B, 3 Flute
The OSG Screw Thread Insert STI Tap is a spiral-point tap designed for threading holes to accept screw thread inserts. This specific model (MPN 12501700) features a 3/4"-10 UNC thread size, H3 / 2B-3B tolerance, 3…
SKU 3G-OTH-287006
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 to accept screw thread inserts. This specific model (MPN 12501700) features a 3/4"-10 UNC thread size, H3 / 2B-3B tolerance, 3 flutes, and a plug chamfer, ensuring accurate thread formation for insert installation.
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 pre-drilled holes for installing helical wire thread inserts. It is commonly applied in aerospace, automotive, and industrial maintenance to repair or reinforce threads in aluminum, cast iron, and steel components.
What are the specifications of the OSG 12501700 STI Tap?
The OSG 12501700 is a spiral-point STI tap with size 3/4"-10 UNC, H3 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It is designed for through-hole threading and produces threads that accept standard screw thread inserts. The spiral-point design pushes chips forward for efficient cutting.
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 12501700 or other STI tap sizes.
How to select the correct OSG STI Tap size?
To select the correct OSG STI Tap, match the tap size to the screw thread insert you plan to install. The tap must be marked "STI" and have the same thread size and pitch as the insert. For example, the OSG 12501700 is for 3/4"-10 UNC inserts. Always verify the H limit and chamfer type for your material.
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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.
