OSG Spiral Flute Tap: M11x1.25 Metric, D5 / 4H-6H, 3 Flute
SKU 3G-OTH-217978
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Frequently Asked Questions
What is the OSG spiral flute tap M11x1.25 used for?
This OSG spiral flute tap is designed for threading blind holes in steel and stainless steel. Its spiral flute design evacuates chips upward, preventing clogging, while the bottoming chamfer allows threading close to the hole bottom. It is ideal for automotive, aerospace, and general manufacturing applications requiring precise metric threads.
What are the specifications of the OSG spiral flute tap M11x1.25?
The OSG spiral flute tap has a metric thread size of M11x1.25, with a D5 / 4H-6H tolerance class. It features 3 flutes and a bottoming chamfer. The manufacturer part number is 1650012508. This tap is designed for threading steel and stainless steel, ensuring accurate and clean threads in blind holes.
Where to buy OSG spiral flute taps worldwide?
You can source OSG spiral flute taps, including the M11x1.25 model, through 3G Electric. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead times; we supply genuine OSG tooling for your manufacturing needs.
How to select the correct OSG spiral flute tap for steel?
To select the correct OSG spiral flute tap for steel, match the thread size (e.g., M11x1.25) and tolerance class (D5 / 4H-6H) to your application. Use a bottoming chamfer for blind holes and a spiral flute design for chip evacuation. Ensure the tap is rated for steel and stainless steel. Consult OSG's technical data for optimal cutting parameters.
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3G Electric supplies OSG spiral-flute taps for steel & stainless steel. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















