OSG Spiral Flute Tap: 5/16"-18 UNC, 2B, 2 Flute, Modified Bottoming Chamfer (MPN 1305800708)
SKU 3G-OTH-232789
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Frequently Asked Questions
What is the OSG spiral flute tap 1305800708 used for?
The OSG spiral flute tap 1305800708 is designed for threading aluminum and non-ferrous materials. Its 2-flute design and modified bottoming chamfer efficiently evacuate chips upward, making it ideal for through-hole and blind-hole tapping in automotive, aerospace, and general manufacturing applications.
What are the specifications of the OSG spiral flute tap 1305800708?
This OSG tap has a thread size of 5/16"-18 UNC with a 2B class fit. It features 2 flutes and a modified bottoming chamfer. The manufacturer part number is 1305800708. It is specifically engineered for tapping aluminum and other soft, ductile materials.
Where to buy the OSG spiral flute tap 1305800708 worldwide?
You can source the OSG spiral flute tap 1305800708 from 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 on this and other OSG taps.
How to select the correct OSG spiral flute tap for aluminum?
For aluminum, choose a spiral flute tap like the OSG 1305800708 with a 2-flute design and modified bottoming chamfer. This design reduces torque and prevents chip clogging. Ensure the thread size (5/16"-18 UNC) and class (2B) match your application. Always use appropriate cutting fluid for aluminum.
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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.














