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OSG Spiral Flute Tap: 1/4"-28 UNF, H2 / 2B-3B, 3 Flute - Spiral-Flute Taps for Steel & Stainless Steel
OSGSpiral-Flute Taps for Steel & Stainless Steel

OSG Spiral Flute Tap: 1/4"-28 UNF, H2 / 2B-3B, 3 Flute

The OSG Spiral Flute Tap (1/4"-28 UNF, MPN 1763401) is a 3-flute tap with a modified bottoming chamfer and H2 / 2B-3B tolerance class, designed for threading steel and stainless steel. 3G Electric interprets your…

SKU 3G-OTH-218862

Brand
OSG
Item
Spiral Flute Tap: 1/4"-28 UNF, H2 / 2B-3B, 3 Flute
Category
Spiral-Flute Taps for Steel & Stainless Steel
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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
1763401
Type
H2 / 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 Spiral Flute Tap (1/4"-28 UNF, MPN 1763401) is a 3-flute tap with a modified bottoming chamfer and H2 / 2B-3B tolerance class, designed for threading steel and stainless steel. 3G Electric interprets your demand for this precision tool, sourcing it from our global network across 14 industrial departments — with specialist depth in cutting tools and controls — to deliver the right solution with accountability.

Frequently Asked Questions

What is the OSG spiral flute tap 1763401 used for?

The OSG spiral flute tap 1763401 is designed for threading blind holes in steel and stainless steel. Its spiral flute design evacuates chips upward, preventing clogging. The modified bottoming chamfer allows threading close to the hole bottom. It is commonly used in automotive, aerospace, and general manufacturing applications.

What are the specifications of the OSG spiral flute tap 1763401?

The OSG spiral flute tap 1763401 has a thread size of 1/4"-28 UNF, with a thread tolerance of H2 / 2B-3B. It features 3 flutes and a modified bottoming chamfer. The manufacturer part number is 1763401. This tap is intended for threading blind holes in steel and stainless steel materials.

Where to buy OSG spiral flute tap 1763401 worldwide?

You can source the OSG spiral flute tap 1763401 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 genuine OSG taps for manufacturing and maintenance operations.

How to select the correct OSG spiral flute tap for steel?

Select an OSG spiral flute tap based on thread size, pitch, and tolerance class. For blind holes in steel, use a spiral flute design to evacuate chips upward. The H2 / 2B-3B tolerance ensures proper fit. Match the chamfer type to hole depth: modified bottoming for shallow holes. Always use appropriate cutting fluid for 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 spiral-flute taps for steel & stainless steel. 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, H6 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 1763701)
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OSG Spiral Flute Tap: 1/4"-28 UNF, H6 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 1763701)
OSG Spiral Flute Tap: 1/4"-28 UNF, H3 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 1732705)
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OSG Spiral Flute Tap: 1/4"-28 UNF, H3 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 1732705)
OSG Spiral Flute Tap: 1/4"-28 UNF, H6 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 1703808)
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OSG Spiral Flute Tap: 1/4"-28 UNF, H6 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 1703808)
OSG Spiral Flute Tap: 1/4"-28 UNF, H4 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 1722708)
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OSG Spiral Flute Tap: 1/4"-28 UNF, H4 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 1722708)
OSG Spiral Flute Tap: 1/4"-20 UNC, H2 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 1762601)
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OSG Spiral Flute Tap: 1/4"-20 UNC, H2 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 1762601)
OSG Spiral Flute Tap: 1/4"-28 UNF, H3 / 2B-3B, 2 Flute, Modified Bottoming Chamfer (MPN 1645014283)
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OSG Spiral Flute Tap: 1/4"-28 UNF, H3 / 2B-3B, 2 Flute, Modified Bottoming Chamfer (MPN 1645014283)

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