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

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

The OSG Spiral Flute Tap (1/4"-20 UNC) is a general-purpose tap with a TiN-coated high-speed steel construction, featuring an H5 tolerance for 2B-3B thread classes, a plug chamfer, and 3 flutes (MPN 5003405). 3G…

SKU 3G-OTH-229884

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

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

OSG
Manufacturer Part Number
5003405
Type
H5 / 2B-3B, Plug Chamfer, TiN Coated 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 (1/4"-20 UNC) is a general-purpose tap with a TiN-coated high-speed steel construction, featuring an H5 tolerance for 2B-3B thread classes, a plug chamfer, and 3 flutes (MPN 5003405). 3G Electric interprets this demand and sources the genuine OSG product, supporting your machining operations across 14 industrial departments with specialist depth in cutting tools.

Frequently Asked Questions

What is the OSG spiral flute tap used for?

The OSG spiral flute tap is used for threading blind holes in materials such as steel and stainless steel. Its spiral flute design pushes chips forward, preventing clogging. It is ideal for general purpose tapping in manufacturing and maintenance applications.

What are the specifications of the OSG spiral flute tap?

This OSG tap has a 1/4"-20 UNC thread size, H5 / 2B-3B tolerance, 3 flutes, plug chamfer, and TiN coated high speed steel. The manufacturer part number is 5003405. It is designed for general purpose threading of blind holes.

Where to buy the OSG spiral flute tap worldwide?

You can source the OSG spiral flute tap worldwide through 3G Electric. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We supply genuine OSG taps for industrial applications.

How to select the correct OSG spiral flute tap?

Select the OSG spiral flute tap based on thread size (1/4"-20 UNC), hole type (blind), material (steel), and tolerance (H5 / 2B-3B). The TiN coating improves wear resistance. For best results, match the tap to your application and machine specifications.

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: 1/4"-20 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 5003408)
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OSG Spiral Flute Tap: 1/2"-13 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 5007008)
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OSG Spiral Flute Tap: 3/4"-10 UNC, H3 / 2B-3B, 4 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 1433605)

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