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OSG Spiral Flute Tap: #10-32 UNF, 2B, 3 Flute, Bottoming Chamfer - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG Spiral Flute Tap: #10-32 UNF, 2B, 3 Flute, Bottoming Chamfer

The OSG Spiral Flute Tap (#10-32 UNF, MPN 2985505) is a general-purpose tap with a 2B thread class, bottoming chamfer, and TiN-coated high-speed steel construction. It features 3 flutes for efficient chip evacuation…

SKU 3G-OTH-230784

Brand
OSG
Item
Spiral Flute Tap: #10-32 UNF, 2B, 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
2985505
Type
2B, Bottoming Chamfer, TiN Coated 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 (#10-32 UNF, MPN 2985505) is a general-purpose tap with a 2B thread class, bottoming chamfer, and TiN-coated high-speed steel construction. It features 3 flutes for efficient chip evacuation in through-hole threading applications.

Frequently Asked Questions

What is OSG spiral flute tap #10-32 UNF used for?

This OSG spiral flute tap is used for threading blind holes in steel, stainless steel, and non-ferrous materials. Its TiN coating reduces friction and extends tool life, while the bottoming chamfer allows threading close to the hole bottom. Ideal for automotive, aerospace, and general machining applications.

What are the specifications of OSG spiral flute tap MPN 2985505?

The OSG spiral flute tap MPN 2985505 is a #10-32 UNF, 2B thread class, with 3 flutes and a bottoming chamfer. It is made of TiN coated high speed steel. This tap is designed for general purpose threading in blind holes, providing chip evacuation and durability.

Where to buy OSG spiral flute tap #10-32 UNF worldwide?

3G Electric supplies the OSG spiral flute tap #10-32 UNF (MPN 2985505) worldwide. We handle full logistics and customs clearance to deliver this TiN coated high speed steel tap to your facility. Contact us for availability and lead time on this and other OSG cutting tools.

How to select the right spiral flute tap for blind holes?

For blind holes, choose a spiral flute tap with a bottoming chamfer, like this OSG #10-32 UNF tap. The spiral flutes push chips upward, preventing clogging. Ensure the tap matches the thread size, pitch, and material. TiN coating helps with heat resistance and tool life in harder materials.

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, 2B, 3 Flute, Bottoming Chamfer, High Speed Steel (MPN 2985500)
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OSG Spiral Flute Tap: 1/2"-13 UNC, 2B, 3 Flute, Bottoming Chamfer, TiN Coated High Speed Steel (MPN 2986205)

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