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OSG Spiral Flute Tap: 1/4"-20 UNC, H5 / 2B-3B, 3 Flute - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG Spiral Flute Tap: 1/4"-20 UNC, H5 / 2B-3B, 3 Flute

The OSG 1/4"-20 UNC General Purpose Spiral-Flute Tap (SKU 2940008, MPN 2940008) is a 3-flute tap with an H5 / 2B-3B tolerance and a modified bottoming chamfer. 3G Electric sources this genuine OSG tool for your…

SKU 3G-OTH-230532

Brand
OSG
Item
Spiral Flute Tap: 1/4"-20 UNC, H5 / 2B-3B, 3 Flute
Category
General Purpose Spiral-Flute Taps
Available to Order
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

OSG
Manufacturer Part Number
2940008
Type
H5 / 2B-3B, Modified Bottoming Chamfer
Flute
3

Technical Documents

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

Product Description

The OSG 1/4"-20 UNC General Purpose Spiral-Flute Tap (SKU 2940008, MPN 2940008) is a 3-flute tap with an H5 / 2B-3B tolerance and a modified bottoming chamfer. 3G Electric sources this genuine OSG tool for your threading applications, backed by our specialist support across 14 industrial departments.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the OSG spiral flute tap 2940008 used for?

The OSG spiral flute tap 2940008 is designed for threading blind holes in ferrous and non-ferrous materials. 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 2940008?

The OSG spiral flute tap 2940008 has a 1/4"-20 UNC thread size, H5 / 2B-3B tolerance, 3 flutes, and a modified bottoming chamfer. It is a general purpose tap suitable for threading blind holes. The manufacturer part number is 2940008.

Where to buy OSG spiral flute tap 2940008 worldwide?

You can source the OSG spiral flute tap 2940008 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.

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

For blind holes, choose a spiral flute tap like the OSG 2940008 with a modified bottoming chamfer to thread close to the hole bottom. Ensure the tap size matches your thread specification (e.g., 1/4"-20 UNC) and material. Consult OSG's technical data for optimal performance.

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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Cross-referenced by specification & description
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OSG Spiral Flute Tap: 5/16"-18 UNC, H5 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2940808)
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OSG Spiral Flute Tap: 1/2"-13 UNC, H5 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2942408)
OSG Spiral Flute Tap: 5/16"-24 UNF, H5 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2941200)
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OSG Spiral Flute Tap: 5/16"-24 UNF, H5 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2941200)
OSG Spiral Flute Tap: 1/4"-20 UNC, H7 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2940200)
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