OSG Spiral Flute Tap: 1/2"-13 UNC, H11 / 2B, 3 Flute, Modified Bottoming Chamfer (MPN 2942700)
SKU 3G-OTH-211256
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Frequently Asked Questions
What is the OSG spiral flute tap 2942700 used for?
The OSG spiral flute tap 2942700 is used for threading blind holes in materials like steel and aluminum. Its spiral flute design lifts chips upward, preventing clogging, making it ideal for automotive and general manufacturing applications where clean threads are critical.
What are the specifications of the OSG spiral flute tap 2942700?
The OSG spiral flute tap 2942700 has a 1/2"-13 UNC thread size, H11 / 2B tolerance, 3 flutes, and a modified bottoming chamfer. It is an oversized tap designed for producing threads in blind holes, with manufacturer part number 2942700.
Where to buy the OSG spiral flute tap 2942700 worldwide?
You can source the OSG spiral flute tap 2942700 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations, ensuring you receive the correct tap for your threading needs.
How to select the correct OSG spiral flute tap for blind holes?
To select the correct OSG spiral flute tap for blind holes, match the thread size (e.g., 1/2"-13 UNC) and tolerance (e.g., H11 / 2B) to your application. Choose a modified bottoming chamfer for threading close to the hole bottom. OSG taps are designed for efficient chip evacuation in blind-hole threading.
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3G Electric supplies OSG oversized spiral-flute taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















