OSG Screw Thread Insert STI Tap: Spiral Point, M8x1.25 Metric, D3 / 4H-6H, 3 Flute
The OSG Screw Thread Insert STI Tap is a spiral-point tap for multiple materials, specified as M8x1.25 Metric with a D3 / 4H-6H tolerance and plug chamfer. It features 3 flutes and is identified by manufacturer part…
SKU 3G-OTH-284740
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- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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- 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 M8x1.25 Metric with a D3 / 4H-6H tolerance and plug chamfer. It features 3 flutes and is identified by manufacturer part number 34400708.
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 multiple materials before installing a helical coil thread insert. It is essential for repairing or reinforcing threads in metal, aluminum, and cast iron across industrial maintenance and production applications.
What are the specifications of the OSG STI Tap M8x1.25?
This OSG STI Tap has an M8x1.25 metric thread, D3 / 4H-6H tolerance, 3 flutes, and a plug chamfer. It is a spiral-point design for through-hole threading. The manufacturer part number is 34400708.
Where to buy OSG STI Tap M8x1.25 worldwide?
3G Electric supplies the OSG STI Tap M8x1.25 (MPN 34400708) worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this precision threading tool.
How to select the correct STI tap size for M8x1.25 inserts?
Select an STI tap marked M8x1.25 with D3 / 4H-6H tolerance to match the thread insert's pitch and class. Use a plug chamfer for through holes and ensure the tap has 3 flutes for chip clearance. OSG taps are designed for multiple materials including steel and aluminum.
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.
