OSG Screw Thread Insert STI Tap: Spiral Fute, 1/4"-20 UNC, H2 / 2B-3B, 3 Flute
The OSG Screw Thread Insert STI Tap is a spiral-flute tap designed for threading holes to accept screw thread inserts. This specific model (MPN 8010900) features a 1/4"-20 UNC thread size, H2 / 2B-3B tolerance, a…
SKU 3G-OTH-273370
Local availability & support — the Philippines
- Delivery
- 5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
- Payment
- Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
- Ships to
- Manila, Quezon City, Cebu, Davao, Batangas
Need installation or engineering help?
Ask a question
Product Description
The OSG Screw Thread Insert STI Tap is a spiral-flute tap designed for threading holes to accept screw thread inserts. This specific model (MPN 8010900) features a 1/4"-20 UNC thread size, H2 / 2B-3B tolerance, a bottoming chamfer, and 3 flutes, making it suitable for producing internal threads in a variety of materials.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is an OSG spiral-flute STI tap used for?
An OSG spiral-flute STI tap is used to cut internal threads for screw thread inserts in metalwork. It is designed for bottoming chamfer applications, allowing threading close to the bottom of a blind hole. Common in aerospace, automotive, and general manufacturing where strong, wear-resistant threads are required.
What are the specifications of the OSG 8010900 STI tap?
The OSG 8010900 is a spiral-flute STI tap with a 1/4"-20 UNC thread size, H2 / 2B-3B tolerance, and 3 flutes. It features a bottoming chamfer for threading to the bottom of blind holes. This tap is designed for use with screw thread inserts and is made by OSG.
Where to buy OSG taps in worldwide?
You can source OSG 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 times on the OSG 8010900 STI tap and other OSG tooling.
How to select the correct STI tap for a thread insert?
Select an STI tap that matches the thread size and pitch of the insert, such as 1/4"-20 UNC. Ensure the tap has the correct chamfer type—bottoming for blind holes or plug for through holes. Check tolerance class (e.g., H2 / 2B-3B) to match the required fit. OSG taps are a reliable choice for precision threading.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG spiral-flute sti taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
