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OSG Spiral Flute Tap: 5/16"-18 UNC, 2B, 2 Flute, Modified Bottoming Chamfer (MPN 1305800708) - Spiral-Flute Taps for Aluminum
OSGSpiral-Flute Taps for Aluminum

OSG Spiral Flute Tap: 5/16"-18 UNC, 2B, 2 Flute, Modified Bottoming Chamfer (MPN 1305800708)

SKU 3G-OTH-232789

Brand
OSG
Item
Spiral Flute Tap: 5/16"-18 UNC, 2B, 2 Flute, Modified Bottoming Chamfer
Category
Spiral-Flute Taps for Aluminum
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Technical Specifications

OSG
Manufacturer Part Number
1305800708
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

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.

Used in

Common applications for OSG
Automotive engine block production — OSG micro drill bits for oil gallery and coolant passage drilling in cast iron
Medical device manufacturing — OSG micro drill bits for drilling bone screw pilot holes in stainless steel implants
Aerospace component machining — OSG micro drill bits for fastener holes in titanium alloy structural parts
Mold and die making — OSG micro drill bits for cooling channel drilling in hardened tool steel (HRC 45-50)
Electronics enclosure fabrication — OSG micro drill bits for precision holes in aluminum alloy housings (with appropriate coating selection)
General engineering job shops — OSG micro drill bits for small-diameter hole drilling in mild steel and alloy steel parts

OSG Products

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.

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