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OSG Spiral Flute Tap: #8-32 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG Spiral Flute Tap: #8-32 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer

The OSG Spiral Flute Tap (#8-32 UNC, MPN 1412900) is a general-purpose, bottoming-chamfer tap made from high-speed steel with an H3 / 2B-3B tolerance class and 3 flutes. 3G Electric interprets your demand for this…

SKU 3G-OTH-231203

Brand
OSG
Item
Spiral Flute Tap: #8-32 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
1412900
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 (#8-32 UNC, MPN 1412900) is a general-purpose, bottoming-chamfer tap made from high-speed steel with an H3 / 2B-3B tolerance class and 3 flutes. 3G Electric interprets your demand for this OEM-specified tool, sources it from our curated supply chain, and supports your threading application with specialist accountability across 14 industrial departments.

Frequently Asked Questions

What is the OSG Spiral Flute Tap #8-32 UNC used for?

The OSG Spiral Flute Tap #8-32 UNC is used for threading blind holes in materials such as steel and aluminum. Its spiral flute design evacuates chips upward, preventing clogging. It is suitable for general-purpose tapping in manufacturing and maintenance applications.

What are the specifications of the OSG Spiral Flute Tap #8-32 UNC?

The OSG Spiral Flute Tap has a #8-32 UNC thread size, H3 / 2B-3B tolerance, 3 flutes, a bottoming chamfer, and is made of high-speed steel. The manufacturer part number is 1412900. It is designed for threading blind holes in various materials.

Where to buy the OSG Spiral Flute Tap #8-32 UNC worldwide?

You can source the OSG Spiral Flute Tap #8-32 UNC 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 cutting tools globally.

How to select the correct OSG Spiral Flute Tap for blind holes?

To select the correct OSG spiral flute tap for blind holes, match the thread size (e.g., #8-32 UNC), chamfer type (bottoming for full threads to the bottom), and flute count (3 flutes for chip evacuation). Ensure the tap tolerance (H3 / 2B-3B) aligns with your required thread class.

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: #10-32 UNF, H3 / 2B-3B, 3 Flute, Bottoming Chamfer, High Speed Steel (MPN 1413500)
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OSG Spiral Flute Tap: #10-32 UNF, H3 / 2B-3B, 3 Flute, Bottoming Chamfer, High Speed Steel (MPN 1413500)
OSG Spiral Flute Tap: #10-24 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer, High Speed Steel (MPN 1413300)
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OSG Spiral Flute Tap: #10-24 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer, High Speed Steel (MPN 1413300)
OSG Spiral Flute Tap: #8-32 UNC, H3 / 2B-3B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 1412800)
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OSG Spiral Flute Tap: #8-32 UNC, H3 / 2B-3B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 1412800)
OSG Spiral Flute Tap: #6-32 UNC, H3 / 2B-3B, 2 Flute, Bottoming Chamfer, High Speed Steel (MPN 1412500)
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OSG Spiral Flute Tap: #6-32 UNC, H3 / 2B-3B, 2 Flute, Bottoming Chamfer, High Speed Steel (MPN 1412500)
OSG Spiral Flute Tap: 5/8"-11 UNC, H3 / 2B-3B, 4 Flute, Bottoming Chamfer, High Speed Steel (MPN 1432900)
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OSG Spiral Flute Tap: 5/8"-11 UNC, H3 / 2B-3B, 4 Flute, Bottoming Chamfer, High Speed Steel (MPN 1432900)
OSG Spiral Flute Tap: #10-32 UNF, H3 / 2B-3B, 3 Flute, Bottoming Chamfer (MPN 1413501)
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OSG Spiral Flute Tap: #10-32 UNF, H3 / 2B-3B, 3 Flute, Bottoming Chamfer (MPN 1413501)

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