OSG Screw Thread Insert STI Tap: Spiral Point, M6x1 Metric, D3 / 4H-6H, 3 Flute
The OSG Screw Thread Insert STI Tap is a spiral-point tap for threading multiple materials, designed for M6x1 metric applications with a D3 / 4H-6H tolerance and plug chamfer. It features 3 flutes and is identified…
SKU 3G-OTH-284680
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Product Description
The OSG Screw Thread Insert STI Tap is a spiral-point tap for threading multiple materials, designed for M6x1 metric applications with a D3 / 4H-6H tolerance and plug chamfer. It features 3 flutes and is identified by manufacturer part number 34400608.
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 M6x1?
This OSG STI Tap is M6x1 metric with a D3 / 4H-6H tolerance class, 3 flutes, spiral-point design, and plug chamfer. It is designed for tapping holes that will receive screw thread inserts. The manufacturer part number is 34400608.
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 and can quote for any quantity or specification.
How to select the correct OSG STI Tap size?
Select an OSG STI Tap by matching the thread size and pitch to the insert you will install. For M6x1 inserts, use this M6x1 tap with D3 / 4H-6H tolerance. Always verify the tap drill diameter per the insert manufacturer's recommendation for proper thread depth.
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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.















