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OSG Spiral Flute Tap: 1/4"-28 UNF, H4 / 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, H4 / 2B-3B, 3 Flute

The OSG Spiral Flute Tap (1/4"-28 UNF, MPN 1722701) is a 3-flute, modified bottoming chamfer tap with H4 / 2B-3B tolerance, designed for threading steel and stainless steel. 3G Electric interprets your demand for…

SKU 3G-OTH-218902

Brand
OSG
Item
Spiral Flute Tap: 1/4"-28 UNF, H4 / 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
1722701
Type
H4 / 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 1722701) is a 3-flute, modified bottoming chamfer tap with H4 / 2B-3B tolerance, 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 ensure the right solution for your application.

Frequently Asked Questions

What is OSG spiral flute tap 1722701 used for?

The OSG spiral flute tap 1722701 is designed for threading blind holes in steel and stainless steel. Its spiral flute design evacuates chips upward, preventing clogging, while the modified bottoming chamfer allows threading close to the hole bottom.

What are the specifications of OSG tap 1722701?

This OSG tap has a 1/4"-28 UNF thread, H4 / 2B-3B tolerance, 3 flutes, and a modified bottoming chamfer. It is designed for threading steel and stainless steel. The manufacturer part number is 1722701.

Where to buy OSG tap 1722701 in worldwide?

3G Electric supplies the OSG spiral flute tap 1722701 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this precision threading tool.

How to select the right spiral flute tap for steel?

For threading blind holes in steel, choose a spiral flute tap like the OSG 1722701. Ensure the thread size (1/4"-28 UNF), chamfer type (modified bottoming), and tolerance class (H4 / 2B-3B) match your application. Use appropriate cutting fluid for best results.

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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