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OSG Spiral Flute Tap: #6-40 UNF, 2B, 2 Flute, Bottoming Chamfer - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG Spiral Flute Tap: #6-40 UNF, 2B, 2 Flute, Bottoming Chamfer

The OSG Spiral Flute Tap (#6-40 UNF) is a general-purpose tap with a 2B thread class, bottoming chamfer, and TiN-coated high-speed steel construction. It features 2 flutes and is identified by manufacturer part…

SKU 3G-OTH-230524

Brand
OSG
Item
Spiral Flute Tap: #6-40 UNF, 2B, 2 Flute, Bottoming Chamfer
Category
General Purpose Spiral-Flute Taps
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Technical Specifications

OSG
Manufacturer Part Number
2986605
Type
2B, Bottoming Chamfer, TiN Coated High Speed Steel
Flute
2
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Spiral Flute Tap (#6-40 UNF) is a general-purpose tap with a 2B thread class, bottoming chamfer, and TiN-coated high-speed steel construction. It features 2 flutes and is identified by manufacturer part number 2986605.

Frequently Asked Questions

What is the OSG spiral flute tap #6-40 UNF used for?

This OSG spiral flute tap is used for threading blind holes in materials like steel and aluminum. Its TiN coating reduces friction and extends tool life, while the bottoming chamfer allows threading close to the hole bottom. It is common in automotive and general manufacturing applications.

What are the specifications of the OSG spiral flute tap #6-40 UNF?

This OSG tap has a #6-40 UNF thread size, 2B class of fit, 2 flutes, and a bottoming chamfer. It is made of TiN coated high speed steel. The manufacturer part number is 2986605. It is designed for general purpose threading in blind holes.

Where to buy OSG spiral flute tap #6-40 UNF worldwide?

You can source the OSG spiral flute tap #6-40 UNF from 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time.

How to select the right OSG spiral flute tap for blind holes?

For blind holes, choose a spiral flute tap with a bottoming chamfer, like this OSG #6-40 UNF model. The spiral flute design pulls chips upward, preventing clogging. Ensure the tap size matches your thread specification and material. TiN coating helps with harder materials.

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 general purpose spiral-flute taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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