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OSG Spiral Flute Tap: #12-24 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG Spiral Flute Tap: #12-24 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer

The OSG Spiral Flute Tap (#12-24 UNC, MPN 1413700) is a general-purpose, bottoming-chamfer tap made from high-speed steel with 3 flutes and an H3 / 2B-3B tolerance class. 3G Electric sources this precision threading…

SKU 3G-OTH-230074

Brand
OSG
Item
Spiral Flute Tap: #12-24 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer
Category
General Purpose Spiral-Flute Taps
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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
1413700
Type
H3 / 2B-3B, Bottoming Chamfer, 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 (#12-24 UNC, MPN 1413700) is a general-purpose, bottoming-chamfer tap made from high-speed steel with 3 flutes and an H3 / 2B-3B tolerance class. 3G Electric sources this precision threading tool as part of our broad industrial supply across 14 departments, with specialist expertise in combustion, pumps, and controls.

Frequently Asked Questions

What is the OSG spiral flute tap #12-24 UNC used for?

This OSG spiral flute tap is designed for threading blind holes in a wide range of materials. Its bottoming chamfer allows threading close to the bottom of the hole, while the spiral flute design evacuates chips upward, making it ideal for general-purpose machining and maintenance applications.

What are the specifications of the OSG tap MPN 1413700?

The OSG tap MPN 1413700 is a #12-24 UNC spiral flute tap with a H3 / 2B-3B thread limit, 3 flutes, and a bottoming chamfer. It is made from high-speed steel and is suitable for producing threads in blind holes across industrial maintenance and production environments.

Where to buy OSG taps in worldwide?

3G Electric supplies and delivers OSG taps like the #12-24 UNC spiral flute tap to customers worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to ensure your order arrives at your facility, no matter the location.

How to select the correct OSG spiral flute tap for a job?

Select the tap based on thread size, pitch, and hole type. For blind holes, a spiral flute tap with a bottoming chamfer, like this OSG #12-24 UNC, is recommended. Match the thread class (H3 / 2B-3B) to your application requirements and ensure the tap material suits the workpiece hardness.

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
OSG Spiral Flute Tap: #12-24 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer (MPN 1413701)
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OSG Spiral Flute Tap: #12-24 UNC, H3 / 2B-3B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 1413600)
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OSG Spiral Flute Tap: #3-48 UNC, H2 / 2B-3B, 2 Flute, Bottoming Chamfer, High Speed Steel (MPN 1406100)
OSG Spiral Flute Tap: 1/4"-20 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer (MPN 1430108)
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OSG Spiral Flute Tap: 1/4"-20 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer (MPN 1430108)
OSG Spiral Flute Tap: 5/16"-24 UNF, H3 / 2B-3B, 3 Flute, Bottoming Chamfer (MPN 1430708)
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OSG Spiral Flute Tap: 5/16"-24 UNF, H3 / 2B-3B, 3 Flute, Bottoming Chamfer (MPN 1430708)

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