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OSG Spiral Flute Tap: 7/8"-9 UNC, H5 / 2B-3B, 4 Flute - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG Spiral Flute Tap: 7/8"-9 UNC, H5 / 2B-3B, 4 Flute

The OSG Spiral Flute Tap (7/8"-9 UNC, MPN 2944001) is a general-purpose tap with an H5 / 2B-3B tolerance, 4 flutes, and a modified bottoming chamfer. 3G Electric interprets demand and delivers this genuine industrial…

SKU 3G-OTH-229955

Brand
OSG
Item
Spiral Flute Tap: 7/8"-9 UNC, H5 / 2B-3B, 4 Flute
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
2944001
Type
H5 / 2B-3B, Modified Bottoming Chamfer
Flute
4

Technical Documents

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

Product Description

The OSG Spiral Flute Tap (7/8"-9 UNC, MPN 2944001) is a general-purpose tap with an H5 / 2B-3B tolerance, 4 flutes, and a modified bottoming chamfer. 3G Electric interprets demand and delivers this genuine industrial cutting tool across 14 departments, with specialist depth in machining and controls to support your sourcing.

Frequently Asked Questions

What is the OSG spiral flute tap 2944001 used for?

The OSG spiral flute tap 2944001 is used for threading blind holes in ferrous and non-ferrous materials. Its spiral flute design evacuates chips upward, preventing clogging and enabling clean threads in deep or blind applications. It is commonly used in automotive, aerospace, and general manufacturing.

What are the specifications of the OSG spiral flute tap 2944001?

The OSG spiral flute tap 2944001 has a 7/8"-9 UNC thread, H5 / 2B-3B tolerance, 4 flutes, and a modified bottoming chamfer. It is designed for general-purpose threading in blind holes. The manufacturer part number is 2944001.

Where to buy the OSG spiral flute tap 2944001 worldwide?

You can source the OSG spiral flute tap 2944001 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?

Select an OSG spiral flute tap with a modified bottoming chamfer, like the 2944001, for blind holes. Ensure the thread size (7/8"-9 UNC) and tolerance (H5 / 2B-3B) match your application. Use a tap drill size per standard charts and apply 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 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: 7/8"-9 UNC, H5 / 2B-3B, 4 Flute, Modified Bottoming Chamfer (MPN 2944000)
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OSG Spiral Flute Tap: 5/8"-11 UNC, H5 / 2B-3B, 4 Flute, Modified Bottoming Chamfer (MPN 2943200)
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OSG Spiral Flute Tap: 3/4"-10 UNC, H5 / 2B-3B, 4 Flute, Modified Bottoming Chamfer (MPN 2943601)

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