OSG Spiral Flute Tap: 1/2"-13 UNC, 2B, 2 Flute, Modified Bottoming Chamfer (MPN 1305801108)
SKU 3G-OTH-232811
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Frequently Asked Questions
What is the OSG spiral flute tap 1305801108 used for?
The OSG spiral flute tap 1305801108 is designed for threading blind holes in aluminum and non-ferrous materials. Its 2-flute design and modified bottoming chamfer efficiently evacuate chips upward, preventing clogging and ensuring clean threads in automotive, aerospace, and general manufacturing applications.
What are the specifications of the OSG spiral flute tap 1305801108?
This OSG tap has a 1/2"-13 UNC thread size, 2B class of fit, 2 flutes, and a modified bottoming chamfer. The manufacturer part number is 1305801108. It is optimized for tapping aluminum and soft metals, providing precise thread formation and extended tool life.
Where to buy the OSG spiral flute tap 1305801108 worldwide?
You can source the OSG spiral flute tap 1305801108 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine OSG tooling for your production needs.
How to select the right OSG tap for aluminum threading?
For aluminum threading, choose a spiral flute tap like the OSG 1305801108 to manage chip evacuation in blind holes. Ensure the tap size matches your thread specification (e.g., 1/2"-13 UNC) and class of fit (2B). Use appropriate cutting fluid and machine speed to prevent galling and achieve clean threads.
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3G Electric supplies OSG spiral-flute taps for aluminum. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.














