OSG Screw Thread Insert STI Tap: Spiral Point, 9/16"-12 UNC, H4 / 2B-3B, 4 Flute
The OSG Screw Thread Insert STI Tap is a spiral-point tap for multiple materials, specified as 9/16"-12 UNC with H4 / 2B-3B tolerance, 4 flutes, and a plug chamfer (MPN 31402501). 3G Electric sources this genuine…
SKU 3G-OTH-284720
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.
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Product Description
The OSG Screw Thread Insert STI Tap is a spiral-point tap for multiple materials, specified as 9/16"-12 UNC with H4 / 2B-3B tolerance, 4 flutes, and a plug chamfer (MPN 31402501). 3G Electric sources this genuine industrial tool across 14 departments, with specialist depth in cutting tools and controls, ensuring the right solution for your threading application.
Frequently Asked Questions
What is the OSG Screw Thread Insert STI Tap used for?
This OSG spiral-point STI tap is designed for cutting internal threads in multiple materials before installing screw thread inserts. It is commonly used in automotive, aerospace, and general manufacturing applications where thread repair or reinforcement is required.
What are the specifications of the OSG 31402501 STI Tap?
The OSG 31402501 is a spiral-point STI tap with a 9/16"-12 UNC thread size, H4 / 2B-3B tolerance, 4 flutes, and a plug chamfer. It is designed for threading holes that will accept screw thread inserts in various materials.
Where to buy the OSG 31402501 STI Tap worldwide?
You can source the OSG 31402501 STI Tap through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable supply for your operations.
How to select the correct STI tap for thread inserts?
Select an STI tap based on the thread size and pitch of the insert, such as 9/16"-12 UNC. The tap tolerance (e.g., H4 / 2B-3B) must match the required thread class. OSG taps are engineered for consistent performance across multiple materials.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG spiral-point sti taps for multiple materials. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
