OSG Screw Thread Insert STI Tap: Spiral Fute, #6-32 UNC, H3 / 2B-3B, 3 Flute
The OSG Screw Thread Insert STI Tap is a spiral-flute tap designed for #6-32 UNC threads, featuring a bottoming chamfer and three flutes. It is manufactured to H3 / 2B-3B tolerance specifications (MPN 8005700).
SKU 3G-OTH-273411
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
Need installation or engineering help?
Ask a question
Product Description
The OSG Screw Thread Insert STI Tap is a spiral-flute tap designed for #6-32 UNC threads, featuring a bottoming chamfer and three flutes. It is manufactured to H3 / 2B-3B tolerance specifications (MPN 8005700).
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 coil thread insert. It is ideal for repairing or reinforcing threads in metal, plastics, and composites across machining, automotive, and industrial maintenance applications.
What are the specifications of the OSG STI Tap #6-32 UNC?
This OSG STI Tap is #6-32 UNC with a H3 / 2B-3B thread class, 3 flutes, and a bottoming chamfer. It is a spiral-flute design for efficient chip evacuation. The manufacturer part number is 8005700. These specs ensure precise thread forming for STI inserts.
Where to buy OSG STI Taps worldwide?
3G Electric supplies OSG STI Taps worldwide, handling full logistics and customs clearance for global delivery. As a sourcing specialist across 14 industrial departments, we provide genuine OSG cutting tools like the #6-32 UNC spiral-flute tap. Contact us for availability and lead time.
How to select the correct STI tap size for a thread insert?
Select an STI tap that matches the thread insert's nominal size and pitch, such as #6-32 UNC. Use a bottoming chamfer for blind holes and a spiral-flute design for deep holes. Verify the thread class (e.g., H3 / 2B-3B) matches your application requirements for proper fit.
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.
