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OSG 1/4"-28 UNF Spiral-Flute Tap, H7 / 2B, 3 Flute, Modified Bottoming Chamfer - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG 1/4"-28 UNF Spiral-Flute Tap, H7 / 2B, 3 Flute, Modified Bottoming Chamfer

OSG General Purpose Spiral-Flute Taps.

SKU 3G-OTH-230434

Brand
OSG
Item
1/4"-28 UNF Spiral-Flute Tap, H7 / 2B, 3 Flute, Modified 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.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

OSG
Manufacturer Part Number
2940600

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

Product Description

OSG General Purpose Spiral-Flute Taps.

Frequently Asked Questions

What is the OSG spiral flute tap 2940600 used for?

The OSG spiral flute tap 2940600 is used for threading blind holes in materials such as steel, stainless steel, and aluminum. Its spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. It is ideal for automotive, aerospace, and general manufacturing applications requiring precise UNF threads.

What are the specifications of the OSG spiral flute tap 2940600?

The OSG spiral flute tap 2940600 has a thread size of 1/4"-28 UNF, with a tolerance of H7 / 2B. It features 3 flutes and a modified bottoming chamfer for threading close to the bottom of blind holes. The manufacturer part number is 2940600, and it is designed for general-purpose tapping.

Where to buy the OSG spiral flute tap 2940600 worldwide?

You can source the OSG spiral flute tap 2940600 through 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; we supply this tap for international procurement needs.

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

To select the correct OSG spiral flute tap for blind holes, match the thread size (e.g., 1/4"-28 UNF) and tolerance (H7/2B) to your application. Use a modified bottoming chamfer for threading near the hole bottom. Ensure the tap material suits your workpiece—OSG taps are available for steel, aluminum, and stainless steel.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
OSG Spiral Flute Tap: 1/4"-28 UNF, H7 / 2B, 3 Flute, Modified Bottoming Chamfer (MPN 2940601)
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OSG Spiral Flute Tap: 1/4"-28 UNF, H7 / 2B, 3 Flute, Modified Bottoming Chamfer (MPN 2940601)
OSG Spiral Flute Tap: 1/4"-28 UNF, H7 / 2B, 3 Flute, Modified Bottoming Chamfer (MPN 2940608)
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OSG Spiral Flute Tap: 1/4"-28 UNF, H7 / 2B, 3 Flute, Modified Bottoming Chamfer (MPN 2940608)
OSG Spiral Flute Tap: 1/2"-20 UNF, H5 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2942600)
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OSG Spiral Flute Tap: 1/2"-20 UNF, H5 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2942600)
OSG Spiral Flute Tap: 5/16"-24 UNF, H7 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2941408)
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OSG Spiral Flute Tap: 5/16"-24 UNF, H7 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2941408)
OSG Spiral Flute Tap: 1/4"-28 UNF, H2 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2930308)
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OSG Spiral Flute Tap: 1/4"-28 UNF, H2 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2930308)
OSG Spiral Flute Tap: 5/16"-24 UNF, H7 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2941401)
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OSG Spiral Flute Tap: 5/16"-24 UNF, H7 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2941401)

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