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OSG Spiral Point Tap: 5/16"-24 UNF, 3B, 3 Flute, Plug Chamfer - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG Spiral Point Tap: 5/16"-24 UNF, 3B, 3 Flute, Plug Chamfer

The OSG Spiral Point Tap (5/16"-24 UNF, MPN 2880901) is a general-purpose spiral-point tap with a 3B thread class, plug chamfer, and black oxide high-speed steel construction. It features 3 flutes and is designed for…

SKU 3G-OTH-214524

Brand
OSG
Item
Spiral Point Tap: 5/16"-24 UNF, 3B, 3 Flute, Plug Chamfer
Category
General Purpose Spiral-Point 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
2880901
Type
3B, Plug 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 Point Tap (5/16"-24 UNF, MPN 2880901) is a general-purpose spiral-point tap with a 3B thread class, plug chamfer, and black oxide high-speed steel construction. It features 3 flutes and is designed for through-hole threading applications.

Frequently Asked Questions

What is the OSG spiral point tap 5/16-24 UNF used for?

This OSG spiral point tap is used for threading through holes in materials such as steel and aluminum. Its spiral point design pushes chips forward, making it ideal for high-speed production tapping in automotive, aerospace, and general manufacturing applications.

What are the specifications of the OSG 2880901 tap?

The OSG 2880901 is a 5/16-24 UNF spiral point tap with a 3B thread class, 3 flutes, plug chamfer, and black oxide high-speed steel construction. It is designed for through-hole tapping and provides good wear resistance and chip evacuation.

Where to buy OSG taps in worldwide?

You can source OSG taps worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the OSG 2880901 spiral point tap.

How to select the correct OSG tap for a threading application?

Select an OSG tap based on thread size, pitch, material, and hole type. For through holes, a spiral point tap like the 5/16-24 UNF pushes chips ahead. Match the thread class (e.g., 3B) to your tolerance requirements. Consult OSG's technical data for material-specific speeds and feeds.

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-point taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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