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OSG Spiral Flute Tap: #8-36 UNF, 2B, 3 Flute, Bottoming Chamfer - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG Spiral Flute Tap: #8-36 UNF, 2B, 3 Flute, Bottoming Chamfer

The OSG Spiral Flute Tap (#8-36 UNF) is a general-purpose spiral-flute tap designed for threading applications. It features a 2B thread class, bottoming chamfer, 3-flute design, and is made from black oxide…

SKU 3G-OTH-230773

Brand
OSG
Item
Spiral Flute Tap: #8-36 UNF, 2B, 3 Flute, Bottoming Chamfer
Category
General Purpose Spiral-Flute Taps
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

OSG
Manufacturer Part Number
2986701
Type
2B, Bottoming Chamfer, Black Oxide High Speed Steel
Flute
3

Technical Documents

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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Spiral Flute Tap (#8-36 UNF) is a general-purpose spiral-flute tap designed for threading applications. It features a 2B thread class, bottoming chamfer, 3-flute design, and is made from black oxide high-speed steel (MPN 2986701).

Frequently Asked Questions

What is the OSG spiral flute tap #8-36 UNF used for?

This OSG spiral flute tap is designed for threading blind holes in materials like steel and aluminum. Its spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. It is commonly used in automotive, aerospace, and general manufacturing applications.

What are the specifications of the OSG spiral flute tap #8-36 UNF?

This OSG tap has a #8-36 UNF thread size, 2B class of fit, 3 flutes, and a bottoming chamfer. It is made from black oxide high-speed steel (HSS) for wear resistance. The manufacturer part number is 2986701.

Where to buy OSG spiral flute tap #8-36 UNF worldwide?

3G Electric supplies and delivers the OSG spiral flute tap #8-36 UNF worldwide. As a global industrial solutions provider, we handle logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time.

How to select the correct spiral flute tap for blind holes?

For blind holes, choose a spiral flute tap with a bottoming chamfer to thread close to the hole bottom. Ensure the tap material matches your workpiece—high-speed steel works for general use. Verify thread size and class (e.g., #8-36 UNF, 2B) for proper fit.

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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OSG Spiral Flute Tap: #8-36 UNF, 2B, 3 Flute, Bottoming Chamfer, TiN Coated High Speed Steel (MPN 2986705)
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