OSG Screw Thread Insert STI Tap: Spiral Fute, #8-32 UNC, H2 / 2B-3B
SKU 3G-OTH-281195
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Frequently Asked Questions
What is an OSG Screw Thread Insert STI Tap used for?
An OSG Screw Thread Insert STI Tap cuts internal threads in multiple materials to accept helical wire thread inserts. It is commonly used in aerospace, automotive, and general manufacturing to repair or reinforce tapped holes in aluminum, steel, and cast iron.
What are the specifications of the OSG STI Tap #8-32 UNC?
This OSG STI Tap has a #8-32 UNC thread size, H2 / 2B-3B tolerance, 3-flute spiral flute design, and manufacturer part number 1716108. It is designed for tapping holes that will receive screw thread inserts in multiple materials.
Where to buy OSG STI Taps worldwide?
3G Electric supplies OSG STI Taps worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this #8-32 UNC spiral-flute tap (MPN 1716108).
How to select the correct STI tap size for thread inserts?
Select an STI tap that matches the thread insert's nominal size and pitch, such as #8-32 UNC. The tap tolerance (e.g., H2 / 2B-3B) must align with the insert manufacturer's recommendation. Always verify the insert's drill size and thread class before tapping.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG spiral-flute sti taps for multiple materials. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















