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OSG Spiral Flute Tap: #10-24 UNC, 2B, 3 Flute, Bottoming Chamfer - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG Spiral Flute Tap: #10-24 UNC, 2B, 3 Flute, Bottoming Chamfer

The OSG Spiral Flute Tap (#10-24 UNC, MPN 2985401) is a general purpose spiral-flute tap with a 2B thread class, bottoming chamfer, and black oxide high-speed steel construction. It features 3 flutes for efficient…

SKU 3G-OTH-230448

Brand
OSG
Item
Spiral Flute Tap: #10-24 UNC, 2B, 3 Flute, Bottoming Chamfer
Category
General Purpose Spiral-Flute Taps
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

OSG
Manufacturer Part Number
2985401
Type
2B, Bottoming Chamfer, Black Oxide 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 (#10-24 UNC, MPN 2985401) is a general purpose spiral-flute tap with a 2B thread class, bottoming chamfer, and black oxide high-speed steel construction. It features 3 flutes for efficient chip evacuation in through-hole and blind-hole threading applications.

Frequently Asked Questions

What is OSG spiral flute tap #10-24 UNC used for?

OSG spiral flute taps are designed for threading blind holes in materials like steel and aluminum. The #10-24 UNC size with bottoming chamfer allows threading close to the hole bottom, while the spiral flute design efficiently evacuates chips upward, preventing clogging.

What are the specifications of OSG spiral flute tap 2985401?

The OSG spiral flute tap MPN 2985401 is a #10-24 UNC, 2B thread class, with 3 flutes and a bottoming chamfer. It is made from black oxide high-speed steel, suitable for general-purpose threading in blind holes. The SKU is 3G-OTH-230448.

Where to buy OSG spiral flute tap 2985401 in worldwide?

You can source the OSG spiral flute tap 2985401 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations, ensuring reliable supply for your threading needs.

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

For blind holes, choose a spiral flute tap with a bottoming chamfer, like the OSG #10-24 UNC model. The spiral flute design pushes chips out of the hole, preventing breakage. Ensure the tap size matches the thread specification and material hardness for optimal performance.

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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