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OSG 1/4"-20 UNC General Purpose Spiral-Flute Tap - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG 1/4"-20 UNC General Purpose Spiral-Flute Tap

The OSG General Purpose Spiral-Flute Tap (1/4"-20 UNC, MPN 2985605) is a 2B, bottoming chamfer, TiN coated high-speed steel tap with 3 flutes. 3G Electric interprets your demand for this precision threading tool…

SKU 3G-OTH-230495

Brand
OSG
Item
1/4"-20 UNC General Purpose Spiral-Flute Tap
Part Number
2985605
Category
General Purpose Spiral-Flute Taps
Available to Order
Also known as:2985605OSG
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Technical Specifications

OSG
Manufacturer Part Number
2985605
Type
2B, Bottoming Chamfer, TiN Coated High Speed Steel
Flute
3

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

Product Description

The OSG General Purpose Spiral-Flute Tap (1/4"-20 UNC, MPN 2985605) is a 2B, bottoming chamfer, TiN coated high-speed steel tap with 3 flutes. 3G Electric interprets your demand for this precision threading tool, sourcing it from our global supply network and supporting your operation with specialist expertise across 14 industrial departments.

Frequently Asked Questions

What is an OSG spiral flute tap used for?

An OSG spiral flute tap is used for threading blind holes in materials like steel and aluminum. Its spiral design pushes chips upward, preventing clogging and ensuring clean threads. This 1/4"-20 UNC, 2B, bottoming chamfer tap is ideal for through-hole or deep-hole applications in machining and manufacturing.

What are the specifications of the OSG 2985605 tap?

The OSG 2985605 is a 1/4"-20 UNC spiral flute tap with a 2B thread class, 3 flutes, and a bottoming chamfer. It is made of TiN-coated high-speed steel for wear resistance and is designed for general-purpose threading in blind holes. 3G Electric supplies this OSG tap worldwide.

Where to buy OSG taps in worldwide?

3G Electric supplies OSG taps, including the 2985605 spiral flute tap, to customers worldwide. We handle full logistics and customs clearance for global delivery. Contact us to source this or other OSG threading tools for your industrial operations.

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

Select a spiral flute tap like the OSG 2985605 for blind holes to ensure chips are evacuated upward. Match the tap's thread size (1/4"-20 UNC), class (2B), and chamfer (bottoming) to your hole depth and material. TiN coating improves tool life in abrasive materials. 3G Electric can help source the correct tap.

Used in

Common applications for OSG
Aerospace — OSG STI taps for installing helical wire thread inserts in aluminum components
Automotive — OSG spiral-point taps for through-hole threading in engine blocks and transmission cases
General machining — OSG spiral-flute taps for blind-hole threading in steel and stainless steel parts
Heavy equipment repair — OSG thread-forming taps for creating threads in ductile iron and steel castings
Precision manufacturing — OSG solid carbide chucking reamers for finishing holes in hydraulic manifolds
Die and mold — OSG coolant-through solid carbide drills for deep-hole drilling in tool steels
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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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